Home / 96,769,321.60-145,220,337.60-42,955,254.40

Finding the Fourth Proportional to 96,769,321.60, 145,220,337.60 and 42,955,254.40

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Solution

The fourth proportional to 96,769,321.60, 145,220,337.60 and 42,955,254.40 is: 64,462,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,321.60 : 145,220,337.60 = 42,955,254.40 : x
  2. Step 2: Convert to fraction form
    96,769,321.60/145,220,337.60 = 42,955,254.40/x
  3. Step 3: Cross multiply
    96,769,321.60x = 145,220,337.60 × 42,955,254.40
  4. Step 4: Simplify right side
    96,769,321.60x = 6,237,976,545,661,885
  5. Step 5: Solve for x
    x = 6,237,976,545,661,885/96,769,321.60
  6. Step 6: Final answer
    x = 64,462,336.23

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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.