Home / 1,488,610,566.38-2,052,759,914.55-986,645,055.71

Finding the Fourth Proportional to 1,488,610,566.38, 2,052,759,914.55 and 986,645,055.71

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Solution

The fourth proportional to 1,488,610,566.38, 2,052,759,914.55 and 986,645,055.71 is: 1,360,560,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,610,566.38 : 2,052,759,914.55 = 986,645,055.71 : x
  2. Step 2: Convert to fraction form
    1,488,610,566.38/2,052,759,914.55 = 986,645,055.71/x
  3. Step 3: Cross multiply
    1,488,610,566.38x = 2,052,759,914.55 × 986,645,055.71
  4. Step 4: Simplify right side
    1,488,610,566.38x = 2,025,345,420,255,571,456
  5. Step 5: Solve for x
    x = 2,025,345,420,255,571,456/1,488,610,566.38
  6. Step 6: Final answer
    x = 1,360,560,959.32

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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.