Home / 242,558,687.60-363,838,031.40-89,173,005.20

Finding the Fourth Proportional to 242,558,687.60, 363,838,031.40 and 89,173,005.20

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Solution

The fourth proportional to 242,558,687.60, 363,838,031.40 and 89,173,005.20 is: 133,759,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,558,687.60 : 363,838,031.40 = 89,173,005.20 : x
  2. Step 2: Convert to fraction form
    242,558,687.60/363,838,031.40 = 89,173,005.20/x
  3. Step 3: Cross multiply
    242,558,687.60x = 363,838,031.40 × 89,173,005.20
  4. Step 4: Simplify right side
    242,558,687.60x = 32,444,530,665,989,964
  5. Step 5: Solve for x
    x = 32,444,530,665,989,964/242,558,687.60
  6. Step 6: Final answer
    x = 133,759,507.80

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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.