Home / 138,384,257,520.20-207,555,412,910.22-37,662,973,887.40

Finding the Fourth Proportional to 138,384,257,520.20, 207,555,412,910.22 and 37,662,973,887.40

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Solution

The fourth proportional to 138,384,257,520.20, 207,555,412,910.22 and 37,662,973,887.40 is: 56,488,752,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,384,257,520.20 : 207,555,412,910.22 = 37,662,973,887.40 : x
  2. Step 2: Convert to fraction form
    138,384,257,520.20/207,555,412,910.22 = 37,662,973,887.40/x
  3. Step 3: Cross multiply
    138,384,257,520.20x = 207,555,412,910.22 × 37,662,973,887.40
  4. Step 4: Simplify right side
    138,384,257,520.20x = 7,817,154,096,626,141,233,152
  5. Step 5: Solve for x
    x = 7,817,154,096,626,141,233,152/138,384,257,520.20
  6. Step 6: Final answer
    x = 56,488,752,671.05

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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.