Home / 110,616,612.10-165,924,918.15-99,657,117.70

Finding the Fourth Proportional to 110,616,612.10, 165,924,918.15 and 99,657,117.70

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Solution

The fourth proportional to 110,616,612.10, 165,924,918.15 and 99,657,117.70 is: 149,485,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,616,612.10 : 165,924,918.15 = 99,657,117.70 : x
  2. Step 2: Convert to fraction form
    110,616,612.10/165,924,918.15 = 99,657,117.70/x
  3. Step 3: Cross multiply
    110,616,612.10x = 165,924,918.15 × 99,657,117.70
  4. Step 4: Simplify right side
    110,616,612.10x = 16,535,599,097,437,418
  5. Step 5: Solve for x
    x = 16,535,599,097,437,418/110,616,612.10
  6. Step 6: Final answer
    x = 149,485,676.55

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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.