Home / 145,710,168.14-218,541,309.42-52,317,808.04

Finding the Fourth Proportional to 145,710,168.14, 218,541,309.42 and 52,317,808.04

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Solution

The fourth proportional to 145,710,168.14, 218,541,309.42 and 52,317,808.04 is: 78,468,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,710,168.14 : 218,541,309.42 = 52,317,808.04 : x
  2. Step 2: Convert to fraction form
    145,710,168.14/218,541,309.42 = 52,317,808.04/x
  3. Step 3: Cross multiply
    145,710,168.14x = 218,541,309.42 × 52,317,808.04
  4. Step 4: Simplify right side
    145,710,168.14x = 11,433,602,275,045,802
  5. Step 5: Solve for x
    x = 11,433,602,275,045,802/145,710,168.14
  6. Step 6: Final answer
    x = 78,468,115.31

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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.