Home / 101,691,047.48-140,333,058.86-57,646,354.36

Finding the Fourth Proportional to 101,691,047.48, 140,333,058.86 and 57,646,354.36

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Solution

The fourth proportional to 101,691,047.48, 140,333,058.86 and 57,646,354.36 is: 79,551,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,691,047.48 : 140,333,058.86 = 57,646,354.36 : x
  2. Step 2: Convert to fraction form
    101,691,047.48/140,333,058.86 = 57,646,354.36/x
  3. Step 3: Cross multiply
    101,691,047.48x = 140,333,058.86 × 57,646,354.36
  4. Step 4: Simplify right side
    101,691,047.48x = 8,089,689,239,466,298
  5. Step 5: Solve for x
    x = 8,089,689,239,466,298/101,691,047.48
  6. Step 6: Final answer
    x = 79,551,636.45

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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.