Home / 1,034,451,913.70-1,551,677,870.55-542,975,276.90

Finding the Fourth Proportional to 1,034,451,913.70, 1,551,677,870.55 and 542,975,276.90

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Solution

The fourth proportional to 1,034,451,913.70, 1,551,677,870.55 and 542,975,276.90 is: 814,462,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,451,913.70 : 1,551,677,870.55 = 542,975,276.90 : x
  2. Step 2: Convert to fraction form
    1,034,451,913.70/1,551,677,870.55 = 542,975,276.90/x
  3. Step 3: Cross multiply
    1,034,451,913.70x = 1,551,677,870.55 × 542,975,276.90
  4. Step 4: Simplify right side
    1,034,451,913.70x = 842,522,721,421,488,512
  5. Step 5: Solve for x
    x = 842,522,721,421,488,512/1,034,451,913.70
  6. Step 6: Final answer
    x = 814,462,915.35

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Half scale
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Double scale
Find fourth proportional to 1,034,451,914.70, 1,551,677,872.05 and 542,975,277.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.