Home / 145,481,439.60-218,263,100.04-63,607,507.92

Finding the Fourth Proportional to 145,481,439.60, 218,263,100.04 and 63,607,507.92

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Solution

The fourth proportional to 145,481,439.60, 218,263,100.04 and 63,607,507.92 is: 95,429,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481,439.60 : 218,263,100.04 = 63,607,507.92 : x
  2. Step 2: Convert to fraction form
    145,481,439.60/218,263,100.04 = 63,607,507.92/x
  3. Step 3: Cross multiply
    145,481,439.60x = 218,263,100.04 × 63,607,507.92
  4. Step 4: Simplify right side
    145,481,439.60x = 13,883,171,864,438,052
  5. Step 5: Solve for x
    x = 13,883,171,864,438,052/145,481,439.60
  6. Step 6: Final answer
    x = 95,429,161.98

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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.