Home / 107,472,506.40-148,312,098.72-61,062,821.28

Finding the Fourth Proportional to 107,472,506.40, 148,312,098.72 and 61,062,821.28

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Solution

The fourth proportional to 107,472,506.40, 148,312,098.72 and 61,062,821.28 is: 84,266,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,472,506.40 : 148,312,098.72 = 61,062,821.28 : x
  2. Step 2: Convert to fraction form
    107,472,506.40/148,312,098.72 = 61,062,821.28/x
  3. Step 3: Cross multiply
    107,472,506.40x = 148,312,098.72 × 61,062,821.28
  4. Step 4: Simplify right side
    107,472,506.40x = 9,056,355,177,801,076
  5. Step 5: Solve for x
    x = 9,056,355,177,801,076/107,472,506.40
  6. Step 6: Final answer
    x = 84,266,716.03

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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.