Home / 745,087,489.60-1,117,631,234.40-732,994,254.40

Finding the Fourth Proportional to 745,087,489.60, 1,117,631,234.40 and 732,994,254.40

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Solution

The fourth proportional to 745,087,489.60, 1,117,631,234.40 and 732,994,254.40 is: 1,099,491,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,087,489.60 : 1,117,631,234.40 = 732,994,254.40 : x
  2. Step 2: Convert to fraction form
    745,087,489.60/1,117,631,234.40 = 732,994,254.40/x
  3. Step 3: Cross multiply
    745,087,489.60x = 1,117,631,234.40 × 732,994,254.40
  4. Step 4: Simplify right side
    745,087,489.60x = 819,217,273,353,179,648
  5. Step 5: Solve for x
    x = 819,217,273,353,179,648/745,087,489.60
  6. Step 6: Final answer
    x = 1,099,491,381.60

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1.5x scale

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.