Home / 151,227,899.60-226,841,849.40-74,587,643.60

Finding the Fourth Proportional to 151,227,899.60, 226,841,849.40 and 74,587,643.60

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Solution

The fourth proportional to 151,227,899.60, 226,841,849.40 and 74,587,643.60 is: 111,881,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,227,899.60 : 226,841,849.40 = 74,587,643.60 : x
  2. Step 2: Convert to fraction form
    151,227,899.60/226,841,849.40 = 74,587,643.60/x
  3. Step 3: Cross multiply
    151,227,899.60x = 226,841,849.40 × 74,587,643.60
  4. Step 4: Simplify right side
    151,227,899.60x = 16,919,599,016,612,072
  5. Step 5: Solve for x
    x = 16,919,599,016,612,072/151,227,899.60
  6. Step 6: Final answer
    x = 111,881,465.40

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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.