Home / 837,594,008.10-1,256,391,012.15-765,034,596.90

Finding the Fourth Proportional to 837,594,008.10, 1,256,391,012.15 and 765,034,596.90

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Solution

The fourth proportional to 837,594,008.10, 1,256,391,012.15 and 765,034,596.90 is: 1,147,551,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,594,008.10 : 1,256,391,012.15 = 765,034,596.90 : x
  2. Step 2: Convert to fraction form
    837,594,008.10/1,256,391,012.15 = 765,034,596.90/x
  3. Step 3: Cross multiply
    837,594,008.10x = 1,256,391,012.15 × 765,034,596.90
  4. Step 4: Simplify right side
    837,594,008.10x = 961,182,591,528,958,336
  5. Step 5: Solve for x
    x = 961,182,591,528,958,336/837,594,008.10
  6. Step 6: Final answer
    x = 1,147,551,895.35

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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.