Home / 145,951,437.20-218,927,155.80-48,874,881.20

Finding the Fourth Proportional to 145,951,437.20, 218,927,155.80 and 48,874,881.20

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Solution

The fourth proportional to 145,951,437.20, 218,927,155.80 and 48,874,881.20 is: 73,312,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,951,437.20 : 218,927,155.80 = 48,874,881.20 : x
  2. Step 2: Convert to fraction form
    145,951,437.20/218,927,155.80 = 48,874,881.20/x
  3. Step 3: Cross multiply
    145,951,437.20x = 218,927,155.80 × 48,874,881.20
  4. Step 4: Simplify right side
    145,951,437.20x = 10,700,038,731,178,892
  5. Step 5: Solve for x
    x = 10,700,038,731,178,892/145,951,437.20
  6. Step 6: Final answer
    x = 73,312,321.80

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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.