Home / 581,855,400.68-802,977,460.18-317,554,356.42

Finding the Fourth Proportional to 581,855,400.68, 802,977,460.18 and 317,554,356.42

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Solution

The fourth proportional to 581,855,400.68, 802,977,460.18 and 317,554,356.42 is: 438,234,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,855,400.68 : 802,977,460.18 = 317,554,356.42 : x
  2. Step 2: Convert to fraction form
    581,855,400.68/802,977,460.18 = 317,554,356.42/x
  3. Step 3: Cross multiply
    581,855,400.68x = 802,977,460.18 × 317,554,356.42
  4. Step 4: Simplify right side
    581,855,400.68x = 254,988,990,586,432,192
  5. Step 5: Solve for x
    x = 254,988,990,586,432,192/581,855,400.68
  6. Step 6: Final answer
    x = 438,234,293.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.