Home / 108,810,001.20-163,215,001.80-36,038,013.60

Finding the Fourth Proportional to 108,810,001.20, 163,215,001.80 and 36,038,013.60

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Solution

The fourth proportional to 108,810,001.20, 163,215,001.80 and 36,038,013.60 is: 54,057,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,810,001.20 : 163,215,001.80 = 36,038,013.60 : x
  2. Step 2: Convert to fraction form
    108,810,001.20/163,215,001.80 = 36,038,013.60/x
  3. Step 3: Cross multiply
    108,810,001.20x = 163,215,001.80 × 36,038,013.60
  4. Step 4: Simplify right side
    108,810,001.20x = 5,881,944,454,592,425
  5. Step 5: Solve for x
    x = 5,881,944,454,592,425/108,810,001.20
  6. Step 6: Final answer
    x = 54,057,020.40

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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.