Home / 524,016,578.10-786,024,867.15-330,146,901.30

Finding the Fourth Proportional to 524,016,578.10, 786,024,867.15 and 330,146,901.30

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Solution

The fourth proportional to 524,016,578.10, 786,024,867.15 and 330,146,901.30 is: 495,220,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,016,578.10 : 786,024,867.15 = 330,146,901.30 : x
  2. Step 2: Convert to fraction form
    524,016,578.10/786,024,867.15 = 330,146,901.30/x
  3. Step 3: Cross multiply
    524,016,578.10x = 786,024,867.15 × 330,146,901.30
  4. Step 4: Simplify right side
    524,016,578.10x = 259,503,674,234,316,672
  5. Step 5: Solve for x
    x = 259,503,674,234,316,672/524,016,578.10
  6. Step 6: Final answer
    x = 495,220,351.95

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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.