Home / 400,456,290,097.57-552,677,056,646.45-237,876,578,337.20

Finding the Fourth Proportional to 400,456,290,097.57, 552,677,056,646.45 and 237,876,578,337.20

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Solution

The fourth proportional to 400,456,290,097.57, 552,677,056,646.45 and 237,876,578,337.20 is: 328,297,820,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,456,290,097.57 : 552,677,056,646.45 = 237,876,578,337.20 : x
  2. Step 2: Convert to fraction form
    400,456,290,097.57/552,677,056,646.45 = 237,876,578,337.20/x
  3. Step 3: Cross multiply
    400,456,290,097.57x = 552,677,056,646.45 × 237,876,578,337.20
  4. Step 4: Simplify right side
    400,456,290,097.57x = 131,468,927,160,532,380,680,192
  5. Step 5: Solve for x
    x = 131,468,927,160,532,380,680,192/400,456,290,097.57
  6. Step 6: Final answer
    x = 328,297,820,290.20

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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.