Home / 156,842,452.80-235,213,766.03-51,778,233.47

Finding the Fourth Proportional to 156,842,452.80, 235,213,766.03 and 51,778,233.47

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Solution

The fourth proportional to 156,842,452.80, 235,213,766.03 and 51,778,233.47 is: 77,650,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,842,452.80 : 235,213,766.03 = 51,778,233.47 : x
  2. Step 2: Convert to fraction form
    156,842,452.80/235,213,766.03 = 51,778,233.47/x
  3. Step 3: Cross multiply
    156,842,452.80x = 235,213,766.03 × 51,778,233.47
  4. Step 4: Simplify right side
    156,842,452.80x = 12,178,953,292,600,404
  5. Step 5: Solve for x
    x = 12,178,953,292,600,404/156,842,452.80
  6. Step 6: Final answer
    x = 77,650,872.42

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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.