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Finding the Fourth Proportional to 169,468,278.60, 254,202,417.90 and 46,646,358.60

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Solution

The fourth proportional to 169,468,278.60, 254,202,417.90 and 46,646,358.60 is: 69,969,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,468,278.60 : 254,202,417.90 = 46,646,358.60 : x
  2. Step 2: Convert to fraction form
    169,468,278.60/254,202,417.90 = 46,646,358.60/x
  3. Step 3: Cross multiply
    169,468,278.60x = 254,202,417.90 × 46,646,358.60
  4. Step 4: Simplify right side
    169,468,278.60x = 11,857,617,142,350,460
  5. Step 5: Solve for x
    x = 11,857,617,142,350,460/169,468,278.60
  6. Step 6: Final answer
    x = 69,969,537.90

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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.