Home / 159,772,500.40-239,658,750.60-91,748,052.40

Finding the Fourth Proportional to 159,772,500.40, 239,658,750.60 and 91,748,052.40

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Solution

The fourth proportional to 159,772,500.40, 239,658,750.60 and 91,748,052.40 is: 137,622,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,772,500.40 : 239,658,750.60 = 91,748,052.40 : x
  2. Step 2: Convert to fraction form
    159,772,500.40/239,658,750.60 = 91,748,052.40/x
  3. Step 3: Cross multiply
    159,772,500.40x = 239,658,750.60 × 91,748,052.40
  4. Step 4: Simplify right side
    159,772,500.40x = 21,988,223,608,167,332
  5. Step 5: Solve for x
    x = 21,988,223,608,167,332/159,772,500.40
  6. Step 6: Final answer
    x = 137,622,078.60

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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.