Home / 103,084,093.44-142,256,332.80-56,679,091.20

Finding the Fourth Proportional to 103,084,093.44, 142,256,332.80 and 56,679,091.20

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Solution

The fourth proportional to 103,084,093.44, 142,256,332.80 and 56,679,091.20 is: 78,217,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,084,093.44 : 142,256,332.80 = 56,679,091.20 : x
  2. Step 2: Convert to fraction form
    103,084,093.44/142,256,332.80 = 56,679,091.20/x
  3. Step 3: Cross multiply
    103,084,093.44x = 142,256,332.80 × 56,679,091.20
  4. Step 4: Simplify right side
    103,084,093.44x = 8,062,959,660,548,752
  5. Step 5: Solve for x
    x = 8,062,959,660,548,752/103,084,093.44
  6. Step 6: Final answer
    x = 78,217,301.93

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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.