Home / 75,404,457.36-104,058,248.40-42,809,409.36

Finding the Fourth Proportional to 75,404,457.36, 104,058,248.40 and 42,809,409.36

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Solution

The fourth proportional to 75,404,457.36, 104,058,248.40 and 42,809,409.36 is: 59,077,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404,457.36 : 104,058,248.40 = 42,809,409.36 : x
  2. Step 2: Convert to fraction form
    75,404,457.36/104,058,248.40 = 42,809,409.36/x
  3. Step 3: Cross multiply
    75,404,457.36x = 104,058,248.40 × 42,809,409.36
  4. Step 4: Simplify right side
    75,404,457.36x = 4,454,672,153,040,165
  5. Step 5: Solve for x
    x = 4,454,672,153,040,165/75,404,457.36
  6. Step 6: Final answer
    x = 59,077,040.12

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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.