Home / 111,513,494.43-153,879,600.21-64,473,585.96

Finding the Fourth Proportional to 111,513,494.43, 153,879,600.21 and 64,473,585.96

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Solution

The fourth proportional to 111,513,494.43, 153,879,600.21 and 64,473,585.96 is: 88,968,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,513,494.43 : 153,879,600.21 = 64,473,585.96 : x
  2. Step 2: Convert to fraction form
    111,513,494.43/153,879,600.21 = 64,473,585.96/x
  3. Step 3: Cross multiply
    111,513,494.43x = 153,879,600.21 × 64,473,585.96
  4. Step 4: Simplify right side
    111,513,494.43x = 9,921,169,631,629,870
  5. Step 5: Solve for x
    x = 9,921,169,631,629,870/111,513,494.43
  6. Step 6: Final answer
    x = 88,968,332.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.