Home / 1,499,914,721.36-2,070,600,067.89-998,957,177.12

Finding the Fourth Proportional to 1,499,914,721.36, 2,070,600,067.89 and 998,957,177.12

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Solution

The fourth proportional to 1,499,914,721.36, 2,070,600,067.89 and 998,957,177.12 is: 1,379,038,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,914,721.36 : 2,070,600,067.89 = 998,957,177.12 : x
  2. Step 2: Convert to fraction form
    1,499,914,721.36/2,070,600,067.89 = 998,957,177.12/x
  3. Step 3: Cross multiply
    1,499,914,721.36x = 2,070,600,067.89 × 998,957,177.12
  4. Step 4: Simplify right side
    1,499,914,721.36x = 2,068,440,798,769,051,136
  5. Step 5: Solve for x
    x = 2,068,440,798,769,051,136/1,499,914,721.36
  6. Step 6: Final answer
    x = 1,379,038,934.22

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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.