Home / 86,500,539.70-129,750,809.55-25,916,265.70

Finding the Fourth Proportional to 86,500,539.70, 129,750,809.55 and 25,916,265.70

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Solution

The fourth proportional to 86,500,539.70, 129,750,809.55 and 25,916,265.70 is: 38,874,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,500,539.70 : 129,750,809.55 = 25,916,265.70 : x
  2. Step 2: Convert to fraction form
    86,500,539.70/129,750,809.55 = 25,916,265.70/x
  3. Step 3: Cross multiply
    86,500,539.70x = 129,750,809.55 × 25,916,265.70
  4. Step 4: Simplify right side
    86,500,539.70x = 3,362,656,455,087,897.50
  5. Step 5: Solve for x
    x = 3,362,656,455,087,897.50/86,500,539.70
  6. Step 6: Final answer
    x = 38,874,398.55

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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.