Home / 78,248,841,867.91-169,490,995,826.19

Finding the Third Proportional to 78,248,841,867.91 and 169,490,995,826.19

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Solution

The third proportional to 78,248,841,867.91 and 169,490,995,826.19 is: 367,126,170,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,248,841,867.91 : 169,490,995,826.19 = 169,490,995,826.19 : x
  2. Step 2: Convert to fraction form
    78,248,841,867.91/169,490,995,826.19 = 169,490,995,826.19/x
  3. Step 3: Cross multiply
    78,248,841,867.91x = 169,490,995,826.19 × 169,490,995,826.19
  4. Step 4: Simplify right side
    78,248,841,867.91x = 28,727,197,666,153,555,034,112
  5. Step 5: Solve for x
    x = 28,727,197,666,153,555,034,112/78,248,841,867.91
  6. Step 6: Final answer
    x = 367,126,170,565.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.