Home / 147,332,677.79-220,961,307.20-43,677,643.85

Finding the Fourth Proportional to 147,332,677.79, 220,961,307.20 and 43,677,643.85

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Solution

The fourth proportional to 147,332,677.79, 220,961,307.20 and 43,677,643.85 is: 65,505,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,332,677.79 : 220,961,307.20 = 43,677,643.85 : x
  2. Step 2: Convert to fraction form
    147,332,677.79/220,961,307.20 = 43,677,643.85/x
  3. Step 3: Cross multiply
    147,332,677.79x = 220,961,307.20 × 43,677,643.85
  4. Step 4: Simplify right side
    147,332,677.79x = 9,651,069,280,293,652
  5. Step 5: Solve for x
    x = 9,651,069,280,293,652/147,332,677.79
  6. Step 6: Final answer
    x = 65,505,286.57

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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.