Home / 1,779,487,246.70-2,669,230,870.05-1,658,554,894.70

Finding the Fourth Proportional to 1,779,487,246.70, 2,669,230,870.05 and 1,658,554,894.70

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Solution

The fourth proportional to 1,779,487,246.70, 2,669,230,870.05 and 1,658,554,894.70 is: 2,487,832,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,487,246.70 : 2,669,230,870.05 = 1,658,554,894.70 : x
  2. Step 2: Convert to fraction form
    1,779,487,246.70/2,669,230,870.05 = 1,658,554,894.70/x
  3. Step 3: Cross multiply
    1,779,487,246.70x = 2,669,230,870.05 × 1,658,554,894.70
  4. Step 4: Simplify right side
    1,779,487,246.70x = 4,427,065,924,605,767,680
  5. Step 5: Solve for x
    x = 4,427,065,924,605,767,680/1,779,487,246.70
  6. Step 6: Final answer
    x = 2,487,832,342.05

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Double scale
Find fourth proportional to 1,779,487,247.70, 2,669,230,871.55 and 1,658,554,895.70
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.