Home / 84,265,510.80-126,398,266.20-23,681,236.80

Finding the Fourth Proportional to 84,265,510.80, 126,398,266.20 and 23,681,236.80

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Solution

The fourth proportional to 84,265,510.80, 126,398,266.20 and 23,681,236.80 is: 35,521,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,265,510.80 : 126,398,266.20 = 23,681,236.80 : x
  2. Step 2: Convert to fraction form
    84,265,510.80/126,398,266.20 = 23,681,236.80/x
  3. Step 3: Cross multiply
    84,265,510.80x = 126,398,266.20 × 23,681,236.80
  4. Step 4: Simplify right side
    84,265,510.80x = 2,993,267,272,991,636.50
  5. Step 5: Solve for x
    x = 2,993,267,272,991,636.50/84,265,510.80
  6. Step 6: Final answer
    x = 35,521,855.20

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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.