Home / 157,471,205.40-236,206,808.10-55,198,337.40

Finding the Fourth Proportional to 157,471,205.40, 236,206,808.10 and 55,198,337.40

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Solution

The fourth proportional to 157,471,205.40, 236,206,808.10 and 55,198,337.40 is: 82,797,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,471,205.40 : 236,206,808.10 = 55,198,337.40 : x
  2. Step 2: Convert to fraction form
    157,471,205.40/236,206,808.10 = 55,198,337.40/x
  3. Step 3: Cross multiply
    157,471,205.40x = 236,206,808.10 × 55,198,337.40
  4. Step 4: Simplify right side
    157,471,205.40x = 13,038,223,089,680,852
  5. Step 5: Solve for x
    x = 13,038,223,089,680,852/157,471,205.40
  6. Step 6: Final answer
    x = 82,797,506.10

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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.