Home / 1,120,032,078.30-1,680,048,117.45-733,048,551.90

Finding the Fourth Proportional to 1,120,032,078.30, 1,680,048,117.45 and 733,048,551.90

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Solution

The fourth proportional to 1,120,032,078.30, 1,680,048,117.45 and 733,048,551.90 is: 1,099,572,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,032,078.30 : 1,680,048,117.45 = 733,048,551.90 : x
  2. Step 2: Convert to fraction form
    1,120,032,078.30/1,680,048,117.45 = 733,048,551.90/x
  3. Step 3: Cross multiply
    1,120,032,078.30x = 1,680,048,117.45 × 733,048,551.90
  4. Step 4: Simplify right side
    1,120,032,078.30x = 1,231,556,839,619,043,584
  5. Step 5: Solve for x
    x = 1,231,556,839,619,043,584/1,120,032,078.30
  6. Step 6: Final answer
    x = 1,099,572,827.85

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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.