Home / 146,779,423.70-220,310,853.15-89,383,795.70

Finding the Fourth Proportional to 146,779,423.70, 220,310,853.15 and 89,383,795.70

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Solution

The fourth proportional to 146,779,423.70, 220,310,853.15 and 89,383,795.70 is: 134,161,994.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779,423.70 : 220,310,853.15 = 89,383,795.70 : x
  2. Step 2: Convert to fraction form
    146,779,423.70/220,310,853.15 = 89,383,795.70/x
  3. Step 3: Cross multiply
    146,779,423.70x = 220,310,853.15 × 89,383,795.70
  4. Step 4: Simplify right side
    146,779,423.70x = 19,692,220,288,452,304
  5. Step 5: Solve for x
    x = 19,692,220,288,452,304/146,779,423.70
  6. Step 6: Final answer
    x = 134,161,994.86

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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.