Home / 173,845,332.40-260,767,998.60-145,785,247.60

Finding the Fourth Proportional to 173,845,332.40, 260,767,998.60 and 145,785,247.60

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Solution

The fourth proportional to 173,845,332.40, 260,767,998.60 and 145,785,247.60 is: 218,677,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,845,332.40 : 260,767,998.60 = 145,785,247.60 : x
  2. Step 2: Convert to fraction form
    173,845,332.40/260,767,998.60 = 145,785,247.60/x
  3. Step 3: Cross multiply
    173,845,332.40x = 260,767,998.60 × 145,785,247.60
  4. Step 4: Simplify right side
    173,845,332.40x = 38,016,127,242,057,448
  5. Step 5: Solve for x
    x = 38,016,127,242,057,448/173,845,332.40
  6. Step 6: Final answer
    x = 218,677,871.40

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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.