Home / 113,062,154.40-169,593,231.60-84,364,340.40

Finding the Fourth Proportional to 113,062,154.40, 169,593,231.60 and 84,364,340.40

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Solution

The fourth proportional to 113,062,154.40, 169,593,231.60 and 84,364,340.40 is: 126,546,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,062,154.40 : 169,593,231.60 = 84,364,340.40 : x
  2. Step 2: Convert to fraction form
    113,062,154.40/169,593,231.60 = 84,364,340.40/x
  3. Step 3: Cross multiply
    113,062,154.40x = 169,593,231.60 × 84,364,340.40
  4. Step 4: Simplify right side
    113,062,154.40x = 14,307,621,120,238,438
  5. Step 5: Solve for x
    x = 14,307,621,120,238,438/113,062,154.40
  6. Step 6: Final answer
    x = 126,546,510.60

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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.