Home / 156,061,430.58-234,164,776.13-69,858,157.44

Finding the Fourth Proportional to 156,061,430.58, 234,164,776.13 and 69,858,157.44

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Solution

The fourth proportional to 156,061,430.58, 234,164,776.13 and 69,858,157.44 is: 104,819,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,061,430.58 : 234,164,776.13 = 69,858,157.44 : x
  2. Step 2: Convert to fraction form
    156,061,430.58/234,164,776.13 = 69,858,157.44/x
  3. Step 3: Cross multiply
    156,061,430.58x = 234,164,776.13 × 69,858,157.44
  4. Step 4: Simplify right side
    156,061,430.58x = 16,358,319,797,442,602
  5. Step 5: Solve for x
    x = 16,358,319,797,442,602/156,061,430.58
  6. Step 6: Final answer
    x = 104,819,747.82

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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.