Home / 146,762,641.26-220,144,002.93-43,131,840.95

Finding the Fourth Proportional to 146,762,641.26, 220,144,002.93 and 43,131,840.95

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Solution

The fourth proportional to 146,762,641.26, 220,144,002.93 and 43,131,840.95 is: 64,697,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,762,641.26 : 220,144,002.93 = 43,131,840.95 : x
  2. Step 2: Convert to fraction form
    146,762,641.26/220,144,002.93 = 43,131,840.95/x
  3. Step 3: Cross multiply
    146,762,641.26x = 220,144,002.93 × 43,131,840.95
  4. Step 4: Simplify right side
    146,762,641.26x = 9,495,216,121,023,454
  5. Step 5: Solve for x
    x = 9,495,216,121,023,454/146,762,641.26
  6. Step 6: Final answer
    x = 64,697,773.49

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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.