Home / 527,487,969.29-791,346,213.76-158,992,094.30

Finding the Fourth Proportional to 527,487,969.29, 791,346,213.76 and 158,992,094.30

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Solution

The fourth proportional to 527,487,969.29, 791,346,213.76 and 158,992,094.30 is: 238,522,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,487,969.29 : 791,346,213.76 = 158,992,094.30 : x
  2. Step 2: Convert to fraction form
    527,487,969.29/791,346,213.76 = 158,992,094.30/x
  3. Step 3: Cross multiply
    527,487,969.29x = 791,346,213.76 × 158,992,094.30
  4. Step 4: Simplify right side
    527,487,969.29x = 125,817,791,843,658,784
  5. Step 5: Solve for x
    x = 125,817,791,843,658,784/527,487,969.29
  6. Step 6: Final answer
    x = 238,522,580.93

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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.