Home / 517,162,097.25-713,698,766.28-282,227,890.55

Finding the Fourth Proportional to 517,162,097.25, 713,698,766.28 and 282,227,890.55

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Solution

The fourth proportional to 517,162,097.25, 713,698,766.28 and 282,227,890.55 is: 389,482,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,162,097.25 : 713,698,766.28 = 282,227,890.55 : x
  2. Step 2: Convert to fraction form
    517,162,097.25/713,698,766.28 = 282,227,890.55/x
  3. Step 3: Cross multiply
    517,162,097.25x = 713,698,766.28 × 282,227,890.55
  4. Step 4: Simplify right side
    517,162,097.25x = 201,425,697,291,773,376
  5. Step 5: Solve for x
    x = 201,425,697,291,773,376/517,162,097.25
  6. Step 6: Final answer
    x = 389,482,714.15

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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.