Home / 531,287,562.92-733,411,965.81-343,207,582.85

Finding the Fourth Proportional to 531,287,562.92, 733,411,965.81 and 343,207,582.85

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Solution

The fourth proportional to 531,287,562.92, 733,411,965.81 and 343,207,582.85 is: 473,778,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,287,562.92 : 733,411,965.81 = 343,207,582.85 : x
  2. Step 2: Convert to fraction form
    531,287,562.92/733,411,965.81 = 343,207,582.85/x
  3. Step 3: Cross multiply
    531,287,562.92x = 733,411,965.81 × 343,207,582.85
  4. Step 4: Simplify right side
    531,287,562.92x = 251,712,548,022,037,536
  5. Step 5: Solve for x
    x = 251,712,548,022,037,536/531,287,562.92
  6. Step 6: Final answer
    x = 473,778,355.81

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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.