Home / 1,053,128,883.65-1,452,618,079.30-677,260,678.13

Finding the Fourth Proportional to 1,053,128,883.65, 1,452,618,079.30 and 677,260,678.13

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Solution

The fourth proportional to 1,053,128,883.65, 1,452,618,079.30 and 677,260,678.13 is: 934,169,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,128,883.65 : 1,452,618,079.30 = 677,260,678.13 : x
  2. Step 2: Convert to fraction form
    1,053,128,883.65/1,452,618,079.30 = 677,260,678.13/x
  3. Step 3: Cross multiply
    1,053,128,883.65x = 1,452,618,079.30 × 677,260,678.13
  4. Step 4: Simplify right side
    1,053,128,883.65x = 983,801,105,447,229,824
  5. Step 5: Solve for x
    x = 983,801,105,447,229,824/1,053,128,883.65
  6. Step 6: Final answer
    x = 934,169,711.54

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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.