Home / 191,872,401.30-287,808,601.95-48,265,233.30

Finding the Fourth Proportional to 191,872,401.30, 287,808,601.95 and 48,265,233.30

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Solution

The fourth proportional to 191,872,401.30, 287,808,601.95 and 48,265,233.30 is: 72,397,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,872,401.30 : 287,808,601.95 = 48,265,233.30 : x
  2. Step 2: Convert to fraction form
    191,872,401.30/287,808,601.95 = 48,265,233.30/x
  3. Step 3: Cross multiply
    191,872,401.30x = 287,808,601.95 × 48,265,233.30
  4. Step 4: Simplify right side
    191,872,401.30x = 13,891,149,318,863,584
  5. Step 5: Solve for x
    x = 13,891,149,318,863,584/191,872,401.30
  6. Step 6: Final answer
    x = 72,397,849.95

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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.