Home / 12,674,861,405.90-19,012,292,108.85-12,137,468,266.70

Finding the Fourth Proportional to 12,674,861,405.90, 19,012,292,108.85 and 12,137,468,266.70

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Solution

The fourth proportional to 12,674,861,405.90, 19,012,292,108.85 and 12,137,468,266.70 is: 18,206,202,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,861,405.90 : 19,012,292,108.85 = 12,137,468,266.70 : x
  2. Step 2: Convert to fraction form
    12,674,861,405.90/19,012,292,108.85 = 12,137,468,266.70/x
  3. Step 3: Cross multiply
    12,674,861,405.90x = 19,012,292,108.85 × 12,137,468,266.70
  4. Step 4: Simplify right side
    12,674,861,405.90x = 230,761,092,148,397,703,168
  5. Step 5: Solve for x
    x = 230,761,092,148,397,703,168/12,674,861,405.90
  6. Step 6: Final answer
    x = 18,206,202,400.05

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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.