Home / 1,056,822,643.20-1,585,233,964.80-366,500,467.20

Finding the Fourth Proportional to 1,056,822,643.20, 1,585,233,964.80 and 366,500,467.20

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Solution

The fourth proportional to 1,056,822,643.20, 1,585,233,964.80 and 366,500,467.20 is: 549,750,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,822,643.20 : 1,585,233,964.80 = 366,500,467.20 : x
  2. Step 2: Convert to fraction form
    1,056,822,643.20/1,585,233,964.80 = 366,500,467.20/x
  3. Step 3: Cross multiply
    1,056,822,643.20x = 1,585,233,964.80 × 366,500,467.20
  4. Step 4: Simplify right side
    1,056,822,643.20x = 580,988,988,720,508,288
  5. Step 5: Solve for x
    x = 580,988,988,720,508,288/1,056,822,643.20
  6. Step 6: Final answer
    x = 549,750,700.80

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Half scale
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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.