Home / 98,290,006.80-147,435,010.20-26,486,422.80

Finding the Fourth Proportional to 98,290,006.80, 147,435,010.20 and 26,486,422.80

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Solution

The fourth proportional to 98,290,006.80, 147,435,010.20 and 26,486,422.80 is: 39,729,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,290,006.80 : 147,435,010.20 = 26,486,422.80 : x
  2. Step 2: Convert to fraction form
    98,290,006.80/147,435,010.20 = 26,486,422.80/x
  3. Step 3: Cross multiply
    98,290,006.80x = 147,435,010.20 × 26,486,422.80
  4. Step 4: Simplify right side
    98,290,006.80x = 3,905,026,015,679,512.50
  5. Step 5: Solve for x
    x = 3,905,026,015,679,512.50/98,290,006.80
  6. Step 6: Final answer
    x = 39,729,634.20

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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.