Home / 754,235,165.40-1,040,935,139.03-456,868,682.52

Finding the Fourth Proportional to 754,235,165.40, 1,040,935,139.03 and 456,868,682.52

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Solution

The fourth proportional to 754,235,165.40, 1,040,935,139.03 and 456,868,682.52 is: 630,533,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,235,165.40 : 1,040,935,139.03 = 456,868,682.52 : x
  2. Step 2: Convert to fraction form
    754,235,165.40/1,040,935,139.03 = 456,868,682.52/x
  3. Step 3: Cross multiply
    754,235,165.40x = 1,040,935,139.03 × 456,868,682.52
  4. Step 4: Simplify right side
    754,235,165.40x = 475,570,665,555,124,736
  5. Step 5: Solve for x
    x = 475,570,665,555,124,736/754,235,165.40
  6. Step 6: Final answer
    x = 630,533,668.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.