Home / 270,697,448.79-406,098,376.20-115,248,409.83

Finding the Fourth Proportional to 270,697,448.79, 406,098,376.20 and 115,248,409.83

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Solution

The fourth proportional to 270,697,448.79, 406,098,376.20 and 115,248,409.83 is: 172,894,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,697,448.79 : 406,098,376.20 = 115,248,409.83 : x
  2. Step 2: Convert to fraction form
    270,697,448.79/406,098,376.20 = 115,248,409.83/x
  3. Step 3: Cross multiply
    270,697,448.79x = 406,098,376.20 × 115,248,409.83
  4. Step 4: Simplify right side
    270,697,448.79x = 46,802,192,091,595,112
  5. Step 5: Solve for x
    x = 46,802,192,091,595,112/270,697,448.79
  6. Step 6: Final answer
    x = 172,894,839.98

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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.