Home / 2,834,358,897.80-4,251,538,346.70-1,281,700,872.20

Finding the Fourth Proportional to 2,834,358,897.80, 4,251,538,346.70 and 1,281,700,872.20

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Solution

The fourth proportional to 2,834,358,897.80, 4,251,538,346.70 and 1,281,700,872.20 is: 1,922,551,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,358,897.80 : 4,251,538,346.70 = 1,281,700,872.20 : x
  2. Step 2: Convert to fraction form
    2,834,358,897.80/4,251,538,346.70 = 1,281,700,872.20/x
  3. Step 3: Cross multiply
    2,834,358,897.80x = 4,251,538,346.70 × 1,281,700,872.20
  4. Step 4: Simplify right side
    2,834,358,897.80x = 5,449,200,407,157,136,384
  5. Step 5: Solve for x
    x = 5,449,200,407,157,136,384/2,834,358,897.80
  6. Step 6: Final answer
    x = 1,922,551,308.30

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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.