Home / 173,260,561.76-259,888,393.68-42,103,801.34

Finding the Fourth Proportional to 173,260,561.76, 259,888,393.68 and 42,103,801.34

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Solution

The fourth proportional to 173,260,561.76, 259,888,393.68 and 42,103,801.34 is: 63,155,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,260,561.76 : 259,888,393.68 = 42,103,801.34 : x
  2. Step 2: Convert to fraction form
    173,260,561.76/259,888,393.68 = 42,103,801.34/x
  3. Step 3: Cross multiply
    173,260,561.76x = 259,888,393.68 × 42,103,801.34
  4. Step 4: Simplify right side
    173,260,561.76x = 10,942,289,298,074,432
  5. Step 5: Solve for x
    x = 10,942,289,298,074,432/173,260,561.76
  6. Step 6: Final answer
    x = 63,155,106.89

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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.