Home / 209,952,024.80-314,928,037.20-64,408,049.60

Finding the Fourth Proportional to 209,952,024.80, 314,928,037.20 and 64,408,049.60

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Solution

The fourth proportional to 209,952,024.80, 314,928,037.20 and 64,408,049.60 is: 96,612,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,024.80 : 314,928,037.20 = 64,408,049.60 : x
  2. Step 2: Convert to fraction form
    209,952,024.80/314,928,037.20 = 64,408,049.60/x
  3. Step 3: Cross multiply
    209,952,024.80x = 314,928,037.20 × 64,408,049.60
  4. Step 4: Simplify right side
    209,952,024.80x = 20,283,900,640,408,244
  5. Step 5: Solve for x
    x = 20,283,900,640,408,244/209,952,024.80
  6. Step 6: Final answer
    x = 96,612,074.40

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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.