Home / 151,331,304.40-226,996,956.60-74,803,800.40

Finding the Fourth Proportional to 151,331,304.40, 226,996,956.60 and 74,803,800.40

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Solution

The fourth proportional to 151,331,304.40, 226,996,956.60 and 74,803,800.40 is: 112,205,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331,304.40 : 226,996,956.60 = 74,803,800.40 : x
  2. Step 2: Convert to fraction form
    151,331,304.40/226,996,956.60 = 74,803,800.40/x
  3. Step 3: Cross multiply
    151,331,304.40x = 226,996,956.60 × 74,803,800.40
  4. Step 4: Simplify right side
    151,331,304.40x = 16,980,235,032,913,864
  5. Step 5: Solve for x
    x = 16,980,235,032,913,864/151,331,304.40
  6. Step 6: Final answer
    x = 112,205,700.60

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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.