Home / 659,237,875.11-987,563,925.68-382,307,294.25

Finding the Fourth Proportional to 659,237,875.11, 987,563,925.68 and 382,307,294.25

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Solution

The fourth proportional to 659,237,875.11, 987,563,925.68 and 382,307,294.25 is: 572,711,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,237,875.11 : 987,563,925.68 = 382,307,294.25 : x
  2. Step 2: Convert to fraction form
    659,237,875.11/987,563,925.68 = 382,307,294.25/x
  3. Step 3: Cross multiply
    659,237,875.11x = 987,563,925.68 × 382,307,294.25
  4. Step 4: Simplify right side
    659,237,875.11x = 377,552,892,323,717,312
  5. Step 5: Solve for x
    x = 377,552,892,323,717,312/659,237,875.11
  6. Step 6: Final answer
    x = 572,711,166.30

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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.