Home / 108,924,005.80-163,386,008.70-100,609,906.60

Finding the Fourth Proportional to 108,924,005.80, 163,386,008.70 and 100,609,906.60

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Solution

The fourth proportional to 108,924,005.80, 163,386,008.70 and 100,609,906.60 is: 150,914,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,924,005.80 : 163,386,008.70 = 100,609,906.60 : x
  2. Step 2: Convert to fraction form
    108,924,005.80/163,386,008.70 = 100,609,906.60/x
  3. Step 3: Cross multiply
    108,924,005.80x = 163,386,008.70 × 100,609,906.60
  4. Step 4: Simplify right side
    108,924,005.80x = 16,438,251,075,053,786
  5. Step 5: Solve for x
    x = 16,438,251,075,053,786/108,924,005.80
  6. Step 6: Final answer
    x = 150,914,859.90

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1.5x scale

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.