Home / 694,451,713.65-1,045,834,689.53-632,464,435.41

Finding the Fourth Proportional to 694,451,713.65, 1,045,834,689.53 and 632,464,435.41

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Solution

The fourth proportional to 694,451,713.65, 1,045,834,689.53 and 632,464,435.41 is: 952,482,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,451,713.65 : 1,045,834,689.53 = 632,464,435.41 : x
  2. Step 2: Convert to fraction form
    694,451,713.65/1,045,834,689.53 = 632,464,435.41/x
  3. Step 3: Cross multiply
    694,451,713.65x = 1,045,834,689.53 × 632,464,435.41
  4. Step 4: Simplify right side
    694,451,713.65x = 661,453,246,445,784,064
  5. Step 5: Solve for x
    x = 661,453,246,445,784,064/694,451,713.65
  6. Step 6: Final answer
    x = 952,482,704.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.