Home / 1,270,646,524.32-1,753,220,206.08-741,770,498.40

Finding the Fourth Proportional to 1,270,646,524.32, 1,753,220,206.08 and 741,770,498.40

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Solution

The fourth proportional to 1,270,646,524.32, 1,753,220,206.08 and 741,770,498.40 is: 1,023,484,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,646,524.32 : 1,753,220,206.08 = 741,770,498.40 : x
  2. Step 2: Convert to fraction form
    1,270,646,524.32/1,753,220,206.08 = 741,770,498.40/x
  3. Step 3: Cross multiply
    1,270,646,524.32x = 1,753,220,206.08 × 741,770,498.40
  4. Step 4: Simplify right side
    1,270,646,524.32x = 1,300,487,026,068,912,128
  5. Step 5: Solve for x
    x = 1,300,487,026,068,912,128/1,270,646,524.32
  6. Step 6: Final answer
    x = 1,023,484,502.71

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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.