Home / 145,227,884.16-217,884,490.56-42,994,583.04

Finding the Fourth Proportional to 145,227,884.16, 217,884,490.56 and 42,994,583.04

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Solution

The fourth proportional to 145,227,884.16, 217,884,490.56 and 42,994,583.04 is: 64,504,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,227,884.16 : 217,884,490.56 = 42,994,583.04 : x
  2. Step 2: Convert to fraction form
    145,227,884.16/217,884,490.56 = 42,994,583.04/x
  3. Step 3: Cross multiply
    145,227,884.16x = 217,884,490.56 × 42,994,583.04
  4. Step 4: Simplify right side
    145,227,884.16x = 9,367,852,822,510,016
  5. Step 5: Solve for x
    x = 9,367,852,822,510,016/145,227,884.16
  6. Step 6: Final answer
    x = 64,504,505.29

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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.