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Finding the Fourth Proportional to 169,468,277.60, 254,202,416.40 and 46,646,357.60

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Solution

The fourth proportional to 169,468,277.60, 254,202,416.40 and 46,646,357.60 is: 69,969,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,468,277.60 : 254,202,416.40 = 46,646,357.60 : x
  2. Step 2: Convert to fraction form
    169,468,277.60/254,202,416.40 = 46,646,357.60/x
  3. Step 3: Cross multiply
    169,468,277.60x = 254,202,416.40 × 46,646,357.60
  4. Step 4: Simplify right side
    169,468,277.60x = 11,857,616,818,178,506
  5. Step 5: Solve for x
    x = 11,857,616,818,178,506/169,468,277.60
  6. Step 6: Final answer
    x = 69,969,536.40

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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.