Home / 123,684,701.60-185,527,052.40-112,337,962.40

Finding the Fourth Proportional to 123,684,701.60, 185,527,052.40 and 112,337,962.40

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Solution

The fourth proportional to 123,684,701.60, 185,527,052.40 and 112,337,962.40 is: 168,506,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,684,701.60 : 185,527,052.40 = 112,337,962.40 : x
  2. Step 2: Convert to fraction form
    123,684,701.60/185,527,052.40 = 112,337,962.40/x
  3. Step 3: Cross multiply
    123,684,701.60x = 185,527,052.40 × 112,337,962.40
  4. Step 4: Simplify right side
    123,684,701.60x = 20,841,731,036,694,032
  5. Step 5: Solve for x
    x = 20,841,731,036,694,032/123,684,701.60
  6. Step 6: Final answer
    x = 168,506,943.60

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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.