Home / 107,619,328.60-161,428,992.90-92,502,784.60

Finding the Fourth Proportional to 107,619,328.60, 161,428,992.90 and 92,502,784.60

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Solution

The fourth proportional to 107,619,328.60, 161,428,992.90 and 92,502,784.60 is: 138,754,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619,328.60 : 161,428,992.90 = 92,502,784.60 : x
  2. Step 2: Convert to fraction form
    107,619,328.60/161,428,992.90 = 92,502,784.60/x
  3. Step 3: Cross multiply
    107,619,328.60x = 161,428,992.90 × 92,502,784.60
  4. Step 4: Simplify right side
    107,619,328.60x = 14,932,631,358,423,628
  5. Step 5: Solve for x
    x = 14,932,631,358,423,628/107,619,328.60
  6. Step 6: Final answer
    x = 138,754,176.90

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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.