Home / 141,445,847.80-211,743,618.90-83,908,502.20

Finding the Fourth Proportional to 141,445,847.80, 211,743,618.90 and 83,908,502.20

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Solution

The fourth proportional to 141,445,847.80, 211,743,618.90 and 83,908,502.20 is: 125,610,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,445,847.80 : 211,743,618.90 = 83,908,502.20 : x
  2. Step 2: Convert to fraction form
    141,445,847.80/211,743,618.90 = 83,908,502.20/x
  3. Step 3: Cross multiply
    141,445,847.80x = 211,743,618.90 × 83,908,502.20
  4. Step 4: Simplify right side
    141,445,847.80x = 17,767,089,912,306,612
  5. Step 5: Solve for x
    x = 17,767,089,912,306,612/141,445,847.80
  6. Step 6: Final answer
    x = 125,610,544.17

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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.