Home / 141,389,374.80-211,605,765.30-124,170,686.40

Finding the Fourth Proportional to 141,389,374.80, 211,605,765.30 and 124,170,686.40

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Solution

The fourth proportional to 141,389,374.80, 211,605,765.30 and 124,170,686.40 is: 185,835,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,389,374.80 : 211,605,765.30 = 124,170,686.40 : x
  2. Step 2: Convert to fraction form
    141,389,374.80/211,605,765.30 = 124,170,686.40/x
  3. Step 3: Cross multiply
    141,389,374.80x = 211,605,765.30 × 124,170,686.40
  4. Step 4: Simplify right side
    141,389,374.80x = 26,275,233,123,498,304
  5. Step 5: Solve for x
    x = 26,275,233,123,498,304/141,389,374.80
  6. Step 6: Final answer
    x = 185,835,980.68

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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.