Home / 1,085,715,920.31-1,627,830,397.18-552,895,959.75

Finding the Fourth Proportional to 1,085,715,920.31, 1,627,830,397.18 and 552,895,959.75

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Solution

The fourth proportional to 1,085,715,920.31, 1,627,830,397.18 and 552,895,959.75 is: 828,965,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,715,920.31 : 1,627,830,397.18 = 552,895,959.75 : x
  2. Step 2: Convert to fraction form
    1,085,715,920.31/1,627,830,397.18 = 552,895,959.75/x
  3. Step 3: Cross multiply
    1,085,715,920.31x = 1,627,830,397.18 × 552,895,959.75
  4. Step 4: Simplify right side
    1,085,715,920.31x = 900,020,849,759,059,840
  5. Step 5: Solve for x
    x = 900,020,849,759,059,840/1,085,715,920.31
  6. Step 6: Final answer
    x = 828,965,324.10

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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.