Home / 1,738,512,608.70-2,606,873,117.85-647,434,055.10

Finding the Fourth Proportional to 1,738,512,608.70, 2,606,873,117.85 and 647,434,055.10

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Solution

The fourth proportional to 1,738,512,608.70, 2,606,873,117.85 and 647,434,055.10 is: 970,817,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,512,608.70 : 2,606,873,117.85 = 647,434,055.10 : x
  2. Step 2: Convert to fraction form
    1,738,512,608.70/2,606,873,117.85 = 647,434,055.10/x
  3. Step 3: Cross multiply
    1,738,512,608.70x = 2,606,873,117.85 × 647,434,055.10
  4. Step 4: Simplify right side
    1,738,512,608.70x = 1,687,778,433,820,805,632
  5. Step 5: Solve for x
    x = 1,687,778,433,820,805,632/1,738,512,608.70
  6. Step 6: Final answer
    x = 970,817,482.36

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Double scale
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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.