Home / 13,267,224,278.29-18,309,221,306.12-7,846,406,718.20

Finding the Fourth Proportional to 13,267,224,278.29, 18,309,221,306.12 and 7,846,406,718.20

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Solution

The fourth proportional to 13,267,224,278.29, 18,309,221,306.12 and 7,846,406,718.20 is: 10,828,308,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,224,278.29 : 18,309,221,306.12 = 7,846,406,718.20 : x
  2. Step 2: Convert to fraction form
    13,267,224,278.29/18,309,221,306.12 = 7,846,406,718.20/x
  3. Step 3: Cross multiply
    13,267,224,278.29x = 18,309,221,306.12 × 7,846,406,718.20
  4. Step 4: Simplify right side
    13,267,224,278.29x = 143,661,597,061,350,539,264
  5. Step 5: Solve for x
    x = 143,661,597,061,350,539,264/13,267,224,278.29
  6. Step 6: Final answer
    x = 10,828,308,472.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.