Home / 5,118,106,735.40-7,677,160,103.10-4,245,693,189.80

Finding the Fourth Proportional to 5,118,106,735.40, 7,677,160,103.10 and 4,245,693,189.80

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Solution

The fourth proportional to 5,118,106,735.40, 7,677,160,103.10 and 4,245,693,189.80 is: 6,368,539,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118,106,735.40 : 7,677,160,103.10 = 4,245,693,189.80 : x
  2. Step 2: Convert to fraction form
    5,118,106,735.40/7,677,160,103.10 = 4,245,693,189.80/x
  3. Step 3: Cross multiply
    5,118,106,735.40x = 7,677,160,103.10 × 4,245,693,189.80
  4. Step 4: Simplify right side
    5,118,106,735.40x = 32,594,866,366,735,937,536
  5. Step 5: Solve for x
    x = 32,594,866,366,735,937,536/5,118,106,735.40
  6. Step 6: Final answer
    x = 6,368,539,784.70

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Double scale
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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.