Home / 10,052,006,952.20-15,078,010,428.30-9,087,760,401.80

Finding the Fourth Proportional to 10,052,006,952.20, 15,078,010,428.30 and 9,087,760,401.80

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Solution

The fourth proportional to 10,052,006,952.20, 15,078,010,428.30 and 9,087,760,401.80 is: 13,631,640,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052,006,952.20 : 15,078,010,428.30 = 9,087,760,401.80 : x
  2. Step 2: Convert to fraction form
    10,052,006,952.20/15,078,010,428.30 = 9,087,760,401.80/x
  3. Step 3: Cross multiply
    10,052,006,952.20x = 15,078,010,428.30 × 9,087,760,401.80
  4. Step 4: Simplify right side
    10,052,006,952.20x = 137,025,346,108,232,171,520
  5. Step 5: Solve for x
    x = 137,025,346,108,232,171,520/10,052,006,952.20
  6. Step 6: Final answer
    x = 13,631,640,602.70

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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.