Home / 99,819,598.28-149,706,761.90-45,196,124.00

Finding the Fourth Proportional to 99,819,598.28, 149,706,761.90 and 45,196,124.00

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Solution

The fourth proportional to 99,819,598.28, 149,706,761.90 and 45,196,124.00 is: 67,783,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,819,598.28 : 149,706,761.90 = 45,196,124.00 : x
  2. Step 2: Convert to fraction form
    99,819,598.28/149,706,761.90 = 45,196,124.00/x
  3. Step 3: Cross multiply
    99,819,598.28x = 149,706,761.90 × 45,196,124.00
  4. Step 4: Simplify right side
    99,819,598.28x = 6,766,165,373,496,361
  5. Step 5: Solve for x
    x = 6,766,165,373,496,361/99,819,598.28
  6. Step 6: Final answer
    x = 67,783,937.13

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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.