Home / 292,333,165.92-438,519,925.44-85,073,290.56

Finding the Fourth Proportional to 292,333,165.92, 438,519,925.44 and 85,073,290.56

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Solution

The fourth proportional to 292,333,165.92, 438,519,925.44 and 85,073,290.56 is: 127,615,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,333,165.92 : 438,519,925.44 = 85,073,290.56 : x
  2. Step 2: Convert to fraction form
    292,333,165.92/438,519,925.44 = 85,073,290.56/x
  3. Step 3: Cross multiply
    292,333,165.92x = 438,519,925.44 × 85,073,290.56
  4. Step 4: Simplify right side
    292,333,165.92x = 37,306,333,033,306,656
  5. Step 5: Solve for x
    x = 37,306,333,033,306,656/292,333,165.92
  6. Step 6: Final answer
    x = 127,615,807.52

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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.