Home / 124,720,479.60-186,856,770.60-106,804,575.60

Finding the Fourth Proportional to 124,720,479.60, 186,856,770.60 and 106,804,575.60

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Solution

The fourth proportional to 124,720,479.60, 186,856,770.60 and 106,804,575.60 is: 160,015,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,720,479.60 : 186,856,770.60 = 106,804,575.60 : x
  2. Step 2: Convert to fraction form
    124,720,479.60/186,856,770.60 = 106,804,575.60/x
  3. Step 3: Cross multiply
    124,720,479.60x = 186,856,770.60 × 106,804,575.60
  4. Step 4: Simplify right side
    124,720,479.60x = 19,957,158,081,919,556
  5. Step 5: Solve for x
    x = 19,957,158,081,919,556/124,720,479.60
  6. Step 6: Final answer
    x = 160,015,084.50

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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.