Home / 107,619,325.60-161,428,988.40-92,502,781.60

Finding the Fourth Proportional to 107,619,325.60, 161,428,988.40 and 92,502,781.60

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Solution

The fourth proportional to 107,619,325.60, 161,428,988.40 and 92,502,781.60 is: 138,754,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619,325.60 : 161,428,988.40 = 92,502,781.60 : x
  2. Step 2: Convert to fraction form
    107,619,325.60/161,428,988.40 = 92,502,781.60/x
  3. Step 3: Cross multiply
    107,619,325.60x = 161,428,988.40 × 92,502,781.60
  4. Step 4: Simplify right side
    107,619,325.60x = 14,932,630,457,874,134
  5. Step 5: Solve for x
    x = 14,932,630,457,874,134/107,619,325.60
  6. Step 6: Final answer
    x = 138,754,172.40

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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.