Home / 131,619,770.40-197,429,655.60-93,356,018.40

Finding the Fourth Proportional to 131,619,770.40, 197,429,655.60 and 93,356,018.40

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Solution

The fourth proportional to 131,619,770.40, 197,429,655.60 and 93,356,018.40 is: 140,034,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,619,770.40 : 197,429,655.60 = 93,356,018.40 : x
  2. Step 2: Convert to fraction form
    131,619,770.40/197,429,655.60 = 93,356,018.40/x
  3. Step 3: Cross multiply
    131,619,770.40x = 197,429,655.60 × 93,356,018.40
  4. Step 4: Simplify right side
    131,619,770.40x = 18,431,246,560,899,264
  5. Step 5: Solve for x
    x = 18,431,246,560,899,264/131,619,770.40
  6. Step 6: Final answer
    x = 140,034,027.60

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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.