Home / 89,370,010.20-134,055,015.30-44,020,378.20

Finding the Fourth Proportional to 89,370,010.20, 134,055,015.30 and 44,020,378.20

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Solution

The fourth proportional to 89,370,010.20, 134,055,015.30 and 44,020,378.20 is: 66,030,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370,010.20 : 134,055,015.30 = 44,020,378.20 : x
  2. Step 2: Convert to fraction form
    89,370,010.20/134,055,015.30 = 44,020,378.20/x
  3. Step 3: Cross multiply
    89,370,010.20x = 134,055,015.30 × 44,020,378.20
  4. Step 4: Simplify right side
    89,370,010.20x = 5,901,152,473,112,787
  5. Step 5: Solve for x
    x = 5,901,152,473,112,787/89,370,010.20
  6. Step 6: Final answer
    x = 66,030,567.30

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Double scale
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Similar ratio
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1.5x scale

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.