Home / 96,570,010.70-144,855,016.05-85,820,468.30

Finding the Fourth Proportional to 96,570,010.70, 144,855,016.05 and 85,820,468.30

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Solution

The fourth proportional to 96,570,010.70, 144,855,016.05 and 85,820,468.30 is: 128,730,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,570,010.70 : 144,855,016.05 = 85,820,468.30 : x
  2. Step 2: Convert to fraction form
    96,570,010.70/144,855,016.05 = 85,820,468.30/x
  3. Step 3: Cross multiply
    96,570,010.70x = 144,855,016.05 × 85,820,468.30
  4. Step 4: Simplify right side
    96,570,010.70x = 12,431,525,313,015,016
  5. Step 5: Solve for x
    x = 12,431,525,313,015,016/96,570,010.70
  6. Step 6: Final answer
    x = 128,730,702.45

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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.