Home / 1,182,068,937.03-1,631,177,399.43-680,196,717.39

Finding the Fourth Proportional to 1,182,068,937.03, 1,631,177,399.43 and 680,196,717.39

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Solution

The fourth proportional to 1,182,068,937.03, 1,631,177,399.43 and 680,196,717.39 is: 938,626,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,068,937.03 : 1,631,177,399.43 = 680,196,717.39 : x
  2. Step 2: Convert to fraction form
    1,182,068,937.03/1,631,177,399.43 = 680,196,717.39/x
  3. Step 3: Cross multiply
    1,182,068,937.03x = 1,631,177,399.43 × 680,196,717.39
  4. Step 4: Simplify right side
    1,182,068,937.03x = 1,109,521,512,573,042,816
  5. Step 5: Solve for x
    x = 1,109,521,512,573,042,816/1,182,068,937.03
  6. Step 6: Final answer
    x = 938,626,739.79

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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.