Home / 538,902,023.40-808,353,035.10-366,715,139.40

Finding the Fourth Proportional to 538,902,023.40, 808,353,035.10 and 366,715,139.40

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Solution

The fourth proportional to 538,902,023.40, 808,353,035.10 and 366,715,139.40 is: 550,072,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,902,023.40 : 808,353,035.10 = 366,715,139.40 : x
  2. Step 2: Convert to fraction form
    538,902,023.40/808,353,035.10 = 366,715,139.40/x
  3. Step 3: Cross multiply
    538,902,023.40x = 808,353,035.10 × 366,715,139.40
  4. Step 4: Simplify right side
    538,902,023.40x = 296,435,295,951,109,568
  5. Step 5: Solve for x
    x = 296,435,295,951,109,568/538,902,023.40
  6. Step 6: Final answer
    x = 550,072,709.10

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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.