Home / 99,497,254.40-149,245,881.60-30,409,924.40

Finding the Fourth Proportional to 99,497,254.40, 149,245,881.60 and 30,409,924.40

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Solution

The fourth proportional to 99,497,254.40, 149,245,881.60 and 30,409,924.40 is: 45,614,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,497,254.40 : 149,245,881.60 = 30,409,924.40 : x
  2. Step 2: Convert to fraction form
    99,497,254.40/149,245,881.60 = 30,409,924.40/x
  3. Step 3: Cross multiply
    99,497,254.40x = 149,245,881.60 × 30,409,924.40
  4. Step 4: Simplify right side
    99,497,254.40x = 4,538,555,976,467,351
  5. Step 5: Solve for x
    x = 4,538,555,976,467,351/99,497,254.40
  6. Step 6: Final answer
    x = 45,614,886.60

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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.