Home / 130,522,043.90-195,780,221.80-61,396,532.21

Finding the Fourth Proportional to 130,522,043.90, 195,780,221.80 and 61,396,532.21

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Solution

The fourth proportional to 130,522,043.90, 195,780,221.80 and 61,396,532.21 is: 92,093,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,522,043.90 : 195,780,221.80 = 61,396,532.21 : x
  2. Step 2: Convert to fraction form
    130,522,043.90/195,780,221.80 = 61,396,532.21/x
  3. Step 3: Cross multiply
    130,522,043.90x = 195,780,221.80 × 61,396,532.21
  4. Step 4: Simplify right side
    130,522,043.90x = 12,020,226,693,496,608
  5. Step 5: Solve for x
    x = 12,020,226,693,496,608/130,522,043.90
  6. Step 6: Final answer
    x = 92,093,460.50

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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.