Home / 188,823,023.52-283,284,938.16-67,666,722.72

Finding the Fourth Proportional to 188,823,023.52, 283,284,938.16 and 67,666,722.72

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Solution

The fourth proportional to 188,823,023.52, 283,284,938.16 and 67,666,722.72 is: 101,518,146.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,823,023.52 : 283,284,938.16 = 67,666,722.72 : x
  2. Step 2: Convert to fraction form
    188,823,023.52/283,284,938.16 = 67,666,722.72/x
  3. Step 3: Cross multiply
    188,823,023.52x = 283,284,938.16 × 67,666,722.72
  4. Step 4: Simplify right side
    188,823,023.52x = 19,168,963,361,225,068
  5. Step 5: Solve for x
    x = 19,168,963,361,225,068/188,823,023.52
  6. Step 6: Final answer
    x = 101,518,146.48

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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.