Home / 149,818,090.38-224,727,136.11-42,112,714.38

Finding the Fourth Proportional to 149,818,090.38, 224,727,136.11 and 42,112,714.38

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Solution

The fourth proportional to 149,818,090.38, 224,727,136.11 and 42,112,714.38 is: 63,169,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,818,090.38 : 224,727,136.11 = 42,112,714.38 : x
  2. Step 2: Convert to fraction form
    149,818,090.38/224,727,136.11 = 42,112,714.38/x
  3. Step 3: Cross multiply
    149,818,090.38x = 224,727,136.11 × 42,112,714.38
  4. Step 4: Simplify right side
    149,818,090.38x = 9,463,869,696,435,816
  5. Step 5: Solve for x
    x = 9,463,869,696,435,816/149,818,090.38
  6. Step 6: Final answer
    x = 63,169,071.72

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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.