Home / 235,191,973.22-352,712,432.38-77,589,560.22

Finding the Fourth Proportional to 235,191,973.22, 352,712,432.38 and 77,589,560.22

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Solution

The fourth proportional to 235,191,973.22, 352,712,432.38 and 77,589,560.22 is: 116,359,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,191,973.22 : 352,712,432.38 = 77,589,560.22 : x
  2. Step 2: Convert to fraction form
    235,191,973.22/352,712,432.38 = 77,589,560.22/x
  3. Step 3: Cross multiply
    235,191,973.22x = 352,712,432.38 × 77,589,560.22
  4. Step 4: Simplify right side
    235,191,973.22x = 27,366,802,512,490,688
  5. Step 5: Solve for x
    x = 27,366,802,512,490,688/235,191,973.22
  6. Step 6: Final answer
    x = 116,359,423.91

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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.