Home / 108,918,031.80-163,377,047.70-57,773,724.60

Finding the Fourth Proportional to 108,918,031.80, 163,377,047.70 and 57,773,724.60

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Solution

The fourth proportional to 108,918,031.80, 163,377,047.70 and 57,773,724.60 is: 86,660,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,918,031.80 : 163,377,047.70 = 57,773,724.60 : x
  2. Step 2: Convert to fraction form
    108,918,031.80/163,377,047.70 = 57,773,724.60/x
  3. Step 3: Cross multiply
    108,918,031.80x = 163,377,047.70 × 57,773,724.60
  4. Step 4: Simplify right side
    108,918,031.80x = 9,438,900,559,780,862
  5. Step 5: Solve for x
    x = 9,438,900,559,780,862/108,918,031.80
  6. Step 6: Final answer
    x = 86,660,586.90

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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.