Home / 168,756,238.30-254,399,220.19-157,506,919.96

Finding the Fourth Proportional to 168,756,238.30, 254,399,220.19 and 157,506,919.96

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Solution

The fourth proportional to 168,756,238.30, 254,399,220.19 and 157,506,919.96 is: 237,440,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,756,238.30 : 254,399,220.19 = 157,506,919.96 : x
  2. Step 2: Convert to fraction form
    168,756,238.30/254,399,220.19 = 157,506,919.96/x
  3. Step 3: Cross multiply
    168,756,238.30x = 254,399,220.19 × 157,506,919.96
  4. Step 4: Simplify right side
    168,756,238.30x = 40,069,637,612,352,744
  5. Step 5: Solve for x
    x = 40,069,637,612,352,744/168,756,238.30
  6. Step 6: Final answer
    x = 237,440,926.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.