Home / 1,761,465,606.90-2,642,198,410.35-725,793,386.10

Finding the Fourth Proportional to 1,761,465,606.90, 2,642,198,410.35 and 725,793,386.10

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Solution

The fourth proportional to 1,761,465,606.90, 2,642,198,410.35 and 725,793,386.10 is: 1,088,690,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,465,606.90 : 2,642,198,410.35 = 725,793,386.10 : x
  2. Step 2: Convert to fraction form
    1,761,465,606.90/2,642,198,410.35 = 725,793,386.10/x
  3. Step 3: Cross multiply
    1,761,465,606.90x = 2,642,198,410.35 × 725,793,386.10
  4. Step 4: Simplify right side
    1,761,465,606.90x = 1,917,690,130,995,963,904
  5. Step 5: Solve for x
    x = 1,917,690,130,995,963,904/1,761,465,606.90
  6. Step 6: Final answer
    x = 1,088,690,079.15

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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.