Home / 111,154,718.96-153,394,412.82-61,595,920.48

Finding the Fourth Proportional to 111,154,718.96, 153,394,412.82 and 61,595,920.48

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Solution

The fourth proportional to 111,154,718.96, 153,394,412.82 and 61,595,920.48 is: 85,002,869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,154,718.96 : 153,394,412.82 = 61,595,920.48 : x
  2. Step 2: Convert to fraction form
    111,154,718.96/153,394,412.82 = 61,595,920.48/x
  3. Step 3: Cross multiply
    111,154,718.96x = 153,394,412.82 × 61,595,920.48
  4. Step 4: Simplify right side
    111,154,718.96x = 9,448,470,053,753,526
  5. Step 5: Solve for x
    x = 9,448,470,053,753,526/111,154,718.96
  6. Step 6: Final answer
    x = 85,002,869.35

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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.