Home / 556,265,408.60-834,393,965.70-168,087,488.60

Finding the Fourth Proportional to 556,265,408.60, 834,393,965.70 and 168,087,488.60

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Solution

The fourth proportional to 556,265,408.60, 834,393,965.70 and 168,087,488.60 is: 252,129,979.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,265,408.60 : 834,393,965.70 = 168,087,488.60 : x
  2. Step 2: Convert to fraction form
    556,265,408.60/834,393,965.70 = 168,087,488.60/x
  3. Step 3: Cross multiply
    556,265,408.60x = 834,393,965.70 × 168,087,488.60
  4. Step 4: Simplify right side
    556,265,408.60x = 140,251,186,197,507,552
  5. Step 5: Solve for x
    x = 140,251,186,197,507,552/556,265,408.60
  6. Step 6: Final answer
    x = 252,129,979.73

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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.