Home / 308,719,189.89-426,033,225.77-169,498,925.73

Finding the Fourth Proportional to 308,719,189.89, 426,033,225.77 and 169,498,925.73

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Solution

The fourth proportional to 308,719,189.89, 426,033,225.77 and 169,498,925.73 is: 233,908,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,719,189.89 : 426,033,225.77 = 169,498,925.73 : x
  2. Step 2: Convert to fraction form
    308,719,189.89/426,033,225.77 = 169,498,925.73/x
  3. Step 3: Cross multiply
    308,719,189.89x = 426,033,225.77 × 169,498,925.73
  4. Step 4: Simplify right side
    308,719,189.89x = 72,212,174,093,301,552
  5. Step 5: Solve for x
    x = 72,212,174,093,301,552/308,719,189.89
  6. Step 6: Final answer
    x = 233,908,925.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.