Home / 156,645,812.26-234,942,656.83-47,445,020.34

Finding the Fourth Proportional to 156,645,812.26, 234,942,656.83 and 47,445,020.34

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Solution

The fourth proportional to 156,645,812.26, 234,942,656.83 and 47,445,020.34 is: 71,159,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,645,812.26 : 234,942,656.83 = 47,445,020.34 : x
  2. Step 2: Convert to fraction form
    156,645,812.26/234,942,656.83 = 47,445,020.34/x
  3. Step 3: Cross multiply
    156,645,812.26x = 234,942,656.83 × 47,445,020.34
  4. Step 4: Simplify right side
    156,645,812.26x = 11,146,859,132,032,992
  5. Step 5: Solve for x
    x = 11,146,859,132,032,992/156,645,812.26
  6. Step 6: Final answer
    x = 71,159,636.96

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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.