Home / 141,912,658.20-212,868,987.30-46,174,546.20

Finding the Fourth Proportional to 141,912,658.20, 212,868,987.30 and 46,174,546.20

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Solution

The fourth proportional to 141,912,658.20, 212,868,987.30 and 46,174,546.20 is: 69,261,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,912,658.20 : 212,868,987.30 = 46,174,546.20 : x
  2. Step 2: Convert to fraction form
    141,912,658.20/212,868,987.30 = 46,174,546.20/x
  3. Step 3: Cross multiply
    141,912,658.20x = 212,868,987.30 × 46,174,546.20
  4. Step 4: Simplify right side
    141,912,658.20x = 9,829,128,888,631,064
  5. Step 5: Solve for x
    x = 9,829,128,888,631,064/141,912,658.20
  6. Step 6: Final answer
    x = 69,261,819.30

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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.