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Finding the Fourth Proportional to 586,387,699.02, 808,843,169.07 and 360,227,715.66

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Solution

The fourth proportional to 586,387,699.02, 808,843,169.07 and 360,227,715.66 is: 496,885,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,387,699.02 : 808,843,169.07 = 360,227,715.66 : x
  2. Step 2: Convert to fraction form
    586,387,699.02/808,843,169.07 = 360,227,715.66/x
  3. Step 3: Cross multiply
    586,387,699.02x = 808,843,169.07 × 360,227,715.66
  4. Step 4: Simplify right side
    586,387,699.02x = 291,367,727,121,281,280
  5. Step 5: Solve for x
    x = 291,367,727,121,281,280/586,387,699.02
  6. Step 6: Final answer
    x = 496,885,810.55

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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.