Home / 124,858,714.79-187,306,017.54-38,603,847.59

Finding the Fourth Proportional to 124,858,714.79, 187,306,017.54 and 38,603,847.59

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Solution

The fourth proportional to 124,858,714.79, 187,306,017.54 and 38,603,847.59 is: 57,911,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,714.79 : 187,306,017.54 = 38,603,847.59 : x
  2. Step 2: Convert to fraction form
    124,858,714.79/187,306,017.54 = 38,603,847.59/x
  3. Step 3: Cross multiply
    124,858,714.79x = 187,306,017.54 × 38,603,847.59
  4. Step 4: Simplify right side
    124,858,714.79x = 7,230,732,953,223,482
  5. Step 5: Solve for x
    x = 7,230,732,953,223,482/124,858,714.79
  6. Step 6: Final answer
    x = 57,911,319.73

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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.