Home / 103,084,095.44-142,256,335.56-56,679,093.20

Finding the Fourth Proportional to 103,084,095.44, 142,256,335.56 and 56,679,093.20

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Solution

The fourth proportional to 103,084,095.44, 142,256,335.56 and 56,679,093.20 is: 78,217,304.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,084,095.44 : 142,256,335.56 = 56,679,093.20 : x
  2. Step 2: Convert to fraction form
    103,084,095.44/142,256,335.56 = 56,679,093.20/x
  3. Step 3: Cross multiply
    103,084,095.44x = 142,256,335.56 × 56,679,093.20
  4. Step 4: Simplify right side
    103,084,095.44x = 8,062,960,101,495,715
  5. Step 5: Solve for x
    x = 8,062,960,101,495,715/103,084,095.44
  6. Step 6: Final answer
    x = 78,217,304.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.