Home / 83,988,006.40-125,982,009.60-23,403,732.40

Finding the Fourth Proportional to 83,988,006.40, 125,982,009.60 and 23,403,732.40

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Solution

The fourth proportional to 83,988,006.40, 125,982,009.60 and 23,403,732.40 is: 35,105,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,988,006.40 : 125,982,009.60 = 23,403,732.40 : x
  2. Step 2: Convert to fraction form
    83,988,006.40/125,982,009.60 = 23,403,732.40/x
  3. Step 3: Cross multiply
    83,988,006.40x = 125,982,009.60 × 23,403,732.40
  4. Step 4: Simplify right side
    83,988,006.40x = 2,948,449,239,892,630.50
  5. Step 5: Solve for x
    x = 2,948,449,239,892,630.50/83,988,006.40
  6. Step 6: Final answer
    x = 35,105,598.60

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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.