Home / 538,812,000.45-808,218,000.68-232,701,984.45

Finding the Fourth Proportional to 538,812,000.45, 808,218,000.68 and 232,701,984.45

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Solution

The fourth proportional to 538,812,000.45, 808,218,000.68 and 232,701,984.45 is: 349,052,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,812,000.45 : 808,218,000.68 = 232,701,984.45 : x
  2. Step 2: Convert to fraction form
    538,812,000.45/808,218,000.68 = 232,701,984.45/x
  3. Step 3: Cross multiply
    538,812,000.45x = 808,218,000.68 × 232,701,984.45
  4. Step 4: Simplify right side
    538,812,000.45x = 188,073,932,626,447,424
  5. Step 5: Solve for x
    x = 188,073,932,626,447,424/538,812,000.45
  6. Step 6: Final answer
    x = 349,052,976.68

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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.