Home / 100,501,663.40-150,752,495.10-66,064,286.60

Finding the Fourth Proportional to 100,501,663.40, 150,752,495.10 and 66,064,286.60

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Solution

The fourth proportional to 100,501,663.40, 150,752,495.10 and 66,064,286.60 is: 99,096,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,501,663.40 : 150,752,495.10 = 66,064,286.60 : x
  2. Step 2: Convert to fraction form
    100,501,663.40/150,752,495.10 = 66,064,286.60/x
  3. Step 3: Cross multiply
    100,501,663.40x = 150,752,495.10 × 66,064,286.60
  4. Step 4: Simplify right side
    100,501,663.40x = 9,959,356,041,951,496
  5. Step 5: Solve for x
    x = 9,959,356,041,951,496/100,501,663.40
  6. Step 6: Final answer
    x = 99,096,429.90

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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.