Home / 769,033,629.90-1,153,581,937.65-223,775,163.90

Finding the Fourth Proportional to 769,033,629.90, 1,153,581,937.65 and 223,775,163.90

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Solution

The fourth proportional to 769,033,629.90, 1,153,581,937.65 and 223,775,163.90 is: 335,671,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,033,629.90 : 1,153,581,937.65 = 223,775,163.90 : x
  2. Step 2: Convert to fraction form
    769,033,629.90/1,153,581,937.65 = 223,775,163.90/x
  3. Step 3: Cross multiply
    769,033,629.90x = 1,153,581,937.65 × 223,775,163.90
  4. Step 4: Simplify right side
    769,033,629.90x = 258,142,987,169,708,352
  5. Step 5: Solve for x
    x = 258,142,987,169,708,352/769,033,629.90
  6. Step 6: Final answer
    x = 335,671,909.70

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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.