Home / 1,091,502,021.80-1,637,253,032.70-1,007,321,767.40

Finding the Fourth Proportional to 1,091,502,021.80, 1,637,253,032.70 and 1,007,321,767.40

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Solution

The fourth proportional to 1,091,502,021.80, 1,637,253,032.70 and 1,007,321,767.40 is: 1,510,982,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,502,021.80 : 1,637,253,032.70 = 1,007,321,767.40 : x
  2. Step 2: Convert to fraction form
    1,091,502,021.80/1,637,253,032.70 = 1,007,321,767.40/x
  3. Step 3: Cross multiply
    1,091,502,021.80x = 1,637,253,032.70 × 1,007,321,767.40
  4. Step 4: Simplify right side
    1,091,502,021.80x = 1,649,240,618,580,374,016
  5. Step 5: Solve for x
    x = 1,649,240,618,580,374,016/1,091,502,021.80
  6. Step 6: Final answer
    x = 1,510,982,651.10

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Double scale
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Similar ratio
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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.