Home / 669,386,896.70-1,004,080,345.05-462,762,635.90

Finding the Fourth Proportional to 669,386,896.70, 1,004,080,345.05 and 462,762,635.90

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Solution

The fourth proportional to 669,386,896.70, 1,004,080,345.05 and 462,762,635.90 is: 694,143,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,386,896.70 : 1,004,080,345.05 = 462,762,635.90 : x
  2. Step 2: Convert to fraction form
    669,386,896.70/1,004,080,345.05 = 462,762,635.90/x
  3. Step 3: Cross multiply
    669,386,896.70x = 1,004,080,345.05 × 462,762,635.90
  4. Step 4: Simplify right side
    669,386,896.70x = 464,650,867,130,719,488
  5. Step 5: Solve for x
    x = 464,650,867,130,719,488/669,386,896.70
  6. Step 6: Final answer
    x = 694,143,953.85

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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.