Home / 17,247,643,515.80-25,871,465,273.70-7,432,991,127.80

Finding the Fourth Proportional to 17,247,643,515.80, 25,871,465,273.70 and 7,432,991,127.80

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Solution

The fourth proportional to 17,247,643,515.80, 25,871,465,273.70 and 7,432,991,127.80 is: 11,149,486,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247,643,515.80 : 25,871,465,273.70 = 7,432,991,127.80 : x
  2. Step 2: Convert to fraction form
    17,247,643,515.80/25,871,465,273.70 = 7,432,991,127.80/x
  3. Step 3: Cross multiply
    17,247,643,515.80x = 25,871,465,273.70 × 7,432,991,127.80
  4. Step 4: Simplify right side
    17,247,643,515.80x = 192,302,371,842,597,912,576
  5. Step 5: Solve for x
    x = 192,302,371,842,597,912,576/17,247,643,515.80
  6. Step 6: Final answer
    x = 11,149,486,691.70

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Double scale
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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.