Home / 173,921,862.40-260,882,793.60-165,418,806.40

Finding the Fourth Proportional to 173,921,862.40, 260,882,793.60 and 165,418,806.40

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Solution

The fourth proportional to 173,921,862.40, 260,882,793.60 and 165,418,806.40 is: 248,128,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,921,862.40 : 260,882,793.60 = 165,418,806.40 : x
  2. Step 2: Convert to fraction form
    173,921,862.40/260,882,793.60 = 165,418,806.40/x
  3. Step 3: Cross multiply
    173,921,862.40x = 260,882,793.60 × 165,418,806.40
  4. Step 4: Simplify right side
    173,921,862.40x = 43,154,920,327,609,560
  5. Step 5: Solve for x
    x = 43,154,920,327,609,560/173,921,862.40
  6. Step 6: Final answer
    x = 248,128,209.60

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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.