Home / 99,826,632.40-149,613,977.40-48,598,344.40

Finding the Fourth Proportional to 99,826,632.40, 149,613,977.40 and 48,598,344.40

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Solution

The fourth proportional to 99,826,632.40, 149,613,977.40 and 48,598,344.40 is: 72,836,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,826,632.40 : 149,613,977.40 = 48,598,344.40 : x
  2. Step 2: Convert to fraction form
    99,826,632.40/149,613,977.40 = 48,598,344.40/x
  3. Step 3: Cross multiply
    99,826,632.40x = 149,613,977.40 × 48,598,344.40
  4. Step 4: Simplify right side
    99,826,632.40x = 7,270,991,600,739,017
  5. Step 5: Solve for x
    x = 7,270,991,600,739,017/99,826,632.40
  6. Step 6: Final answer
    x = 72,836,190.36

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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.