Home / 173,872,155.80-260,808,233.70-52,687,861.40

Finding the Fourth Proportional to 173,872,155.80, 260,808,233.70 and 52,687,861.40

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Solution

The fourth proportional to 173,872,155.80, 260,808,233.70 and 52,687,861.40 is: 79,031,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,872,155.80 : 260,808,233.70 = 52,687,861.40 : x
  2. Step 2: Convert to fraction form
    173,872,155.80/260,808,233.70 = 52,687,861.40/x
  3. Step 3: Cross multiply
    173,872,155.80x = 260,808,233.70 × 52,687,861.40
  4. Step 4: Simplify right side
    173,872,155.80x = 13,741,428,069,164,408
  5. Step 5: Solve for x
    x = 13,741,428,069,164,408/173,872,155.80
  6. Step 6: Final answer
    x = 79,031,792.10

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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.