Home / 610,368,000.80-915,552,001.20-543,855,207.20

Finding the Fourth Proportional to 610,368,000.80, 915,552,001.20 and 543,855,207.20

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Solution

The fourth proportional to 610,368,000.80, 915,552,001.20 and 543,855,207.20 is: 815,782,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,368,000.80 : 915,552,001.20 = 543,855,207.20 : x
  2. Step 2: Convert to fraction form
    610,368,000.80/915,552,001.20 = 543,855,207.20/x
  3. Step 3: Cross multiply
    610,368,000.80x = 915,552,001.20 × 543,855,207.20
  4. Step 4: Simplify right side
    610,368,000.80x = 497,927,723,315,000,704
  5. Step 5: Solve for x
    x = 497,927,723,315,000,704/610,368,000.80
  6. Step 6: Final answer
    x = 815,782,810.80

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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.