Home / 178,498,248.56-266,545,362.86-145,773,735.32

Finding the Fourth Proportional to 178,498,248.56, 266,545,362.86 and 145,773,735.32

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Solution

The fourth proportional to 178,498,248.56, 266,545,362.86 and 145,773,735.32 is: 217,678,960.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,498,248.56 : 266,545,362.86 = 145,773,735.32 : x
  2. Step 2: Convert to fraction form
    178,498,248.56/266,545,362.86 = 145,773,735.32/x
  3. Step 3: Cross multiply
    178,498,248.56x = 266,545,362.86 × 145,773,735.32
  4. Step 4: Simplify right side
    178,498,248.56x = 38,855,313,176,327,000
  5. Step 5: Solve for x
    x = 38,855,313,176,327,000/178,498,248.56
  6. Step 6: Final answer
    x = 217,678,960.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.