Home / 694,451,712.65-1,045,834,688.03-632,464,434.41

Finding the Fourth Proportional to 694,451,712.65, 1,045,834,688.03 and 632,464,434.41

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Solution

The fourth proportional to 694,451,712.65, 1,045,834,688.03 and 632,464,434.41 is: 952,482,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,451,712.65 : 1,045,834,688.03 = 632,464,434.41 : x
  2. Step 2: Convert to fraction form
    694,451,712.65/1,045,834,688.03 = 632,464,434.41/x
  3. Step 3: Cross multiply
    694,451,712.65x = 1,045,834,688.03 × 632,464,434.41
  4. Step 4: Simplify right side
    694,451,712.65x = 661,453,244,442,861,184
  5. Step 5: Solve for x
    x = 661,453,244,442,861,184/694,451,712.65
  6. Step 6: Final answer
    x = 952,482,703.11

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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.