Home / 957,181,140.10-1,435,771,710.15-819,431,632.90

Finding the Fourth Proportional to 957,181,140.10, 1,435,771,710.15 and 819,431,632.90

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Solution

The fourth proportional to 957,181,140.10, 1,435,771,710.15 and 819,431,632.90 is: 1,229,147,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,181,140.10 : 1,435,771,710.15 = 819,431,632.90 : x
  2. Step 2: Convert to fraction form
    957,181,140.10/1,435,771,710.15 = 819,431,632.90/x
  3. Step 3: Cross multiply
    957,181,140.10x = 1,435,771,710.15 × 819,431,632.90
  4. Step 4: Simplify right side
    957,181,140.10x = 1,176,516,756,919,840,000
  5. Step 5: Solve for x
    x = 1,176,516,756,919,840,000/957,181,140.10
  6. Step 6: Final answer
    x = 1,229,147,449.35

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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.