Home / 65,073,065.45-89,801,000.80-35,303,711.90

Finding the Fourth Proportional to 65,073,065.45, 89,801,000.80 and 35,303,711.90

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Solution

The fourth proportional to 65,073,065.45, 89,801,000.80 and 35,303,711.90 is: 48,719,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,073,065.45 : 89,801,000.80 = 35,303,711.90 : x
  2. Step 2: Convert to fraction form
    65,073,065.45/89,801,000.80 = 35,303,711.90/x
  3. Step 3: Cross multiply
    65,073,065.45x = 89,801,000.80 × 35,303,711.90
  4. Step 4: Simplify right side
    65,073,065.45x = 3,170,308,660,037,605.50
  5. Step 5: Solve for x
    x = 3,170,308,660,037,605.50/65,073,065.45
  6. Step 6: Final answer
    x = 48,719,214.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.