Home / 1,134,681,603.40-1,702,022,405.10-407,694,032.20

Finding the Fourth Proportional to 1,134,681,603.40, 1,702,022,405.10 and 407,694,032.20

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Solution

The fourth proportional to 1,134,681,603.40, 1,702,022,405.10 and 407,694,032.20 is: 611,541,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,681,603.40 : 1,702,022,405.10 = 407,694,032.20 : x
  2. Step 2: Convert to fraction form
    1,134,681,603.40/1,702,022,405.10 = 407,694,032.20/x
  3. Step 3: Cross multiply
    1,134,681,603.40x = 1,702,022,405.10 × 407,694,032.20
  4. Step 4: Simplify right side
    1,134,681,603.40x = 693,904,377,229,960,832
  5. Step 5: Solve for x
    x = 693,904,377,229,960,832/1,134,681,603.40
  6. Step 6: Final answer
    x = 611,541,048.30

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Double scale
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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.