Home / 157,176,872.20-235,765,308.30-70,956,584.20

Finding the Fourth Proportional to 157,176,872.20, 235,765,308.30 and 70,956,584.20

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Solution

The fourth proportional to 157,176,872.20, 235,765,308.30 and 70,956,584.20 is: 106,434,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,176,872.20 : 235,765,308.30 = 70,956,584.20 : x
  2. Step 2: Convert to fraction form
    157,176,872.20/235,765,308.30 = 70,956,584.20/x
  3. Step 3: Cross multiply
    157,176,872.20x = 235,765,308.30 × 70,956,584.20
  4. Step 4: Simplify right side
    157,176,872.20x = 16,729,100,949,827,910
  5. Step 5: Solve for x
    x = 16,729,100,949,827,910/157,176,872.20
  6. Step 6: Final answer
    x = 106,434,876.30

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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.