Home / 1,251,936,018.20-1,877,904,027.30-433,776,402.20

Finding the Fourth Proportional to 1,251,936,018.20, 1,877,904,027.30 and 433,776,402.20

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Solution

The fourth proportional to 1,251,936,018.20, 1,877,904,027.30 and 433,776,402.20 is: 650,664,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,936,018.20 : 1,877,904,027.30 = 433,776,402.20 : x
  2. Step 2: Convert to fraction form
    1,251,936,018.20/1,877,904,027.30 = 433,776,402.20/x
  3. Step 3: Cross multiply
    1,251,936,018.20x = 1,877,904,027.30 × 433,776,402.20
  4. Step 4: Simplify right side
    1,251,936,018.20x = 814,590,452,639,084,544
  5. Step 5: Solve for x
    x = 814,590,452,639,084,544/1,251,936,018.20
  6. Step 6: Final answer
    x = 650,664,603.30

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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.