Home / 98,010,232.80-147,015,349.20-65,761,605.60

Finding the Fourth Proportional to 98,010,232.80, 147,015,349.20 and 65,761,605.60

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Solution

The fourth proportional to 98,010,232.80, 147,015,349.20 and 65,761,605.60 is: 98,642,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,010,232.80 : 147,015,349.20 = 65,761,605.60 : x
  2. Step 2: Convert to fraction form
    98,010,232.80/147,015,349.20 = 65,761,605.60/x
  3. Step 3: Cross multiply
    98,010,232.80x = 147,015,349.20 × 65,761,605.60
  4. Step 4: Simplify right side
    98,010,232.80x = 9,667,965,411,236,674
  5. Step 5: Solve for x
    x = 9,667,965,411,236,674/98,010,232.80
  6. Step 6: Final answer
    x = 98,642,408.40

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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.