Home / 9,137,683,655.70-12,609,760,132.33-5,275,088,900.49

Finding the Fourth Proportional to 9,137,683,655.70, 12,609,760,132.33 and 5,275,088,900.49

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Solution

The fourth proportional to 9,137,683,655.70, 12,609,760,132.33 and 5,275,088,900.49 is: 7,279,482,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,683,655.70 : 12,609,760,132.33 = 5,275,088,900.49 : x
  2. Step 2: Convert to fraction form
    9,137,683,655.70/12,609,760,132.33 = 5,275,088,900.49/x
  3. Step 3: Cross multiply
    9,137,683,655.70x = 12,609,760,132.33 × 5,275,088,900.49
  4. Step 4: Simplify right side
    9,137,683,655.70x = 66,517,605,711,895,289,856
  5. Step 5: Solve for x
    x = 66,517,605,711,895,289,856/9,137,683,655.70
  6. Step 6: Final answer
    x = 7,279,482,220.90

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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.