Home / 208,159,089.44-287,259,881.10-114,058,283.22

Finding the Fourth Proportional to 208,159,089.44, 287,259,881.10 and 114,058,283.22

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Solution

The fourth proportional to 208,159,089.44, 287,259,881.10 and 114,058,283.22 is: 157,400,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,159,089.44 : 287,259,881.10 = 114,058,283.22 : x
  2. Step 2: Convert to fraction form
    208,159,089.44/287,259,881.10 = 114,058,283.22/x
  3. Step 3: Cross multiply
    208,159,089.44x = 287,259,881.10 × 114,058,283.22
  4. Step 4: Simplify right side
    208,159,089.44x = 32,764,368,876,247,328
  5. Step 5: Solve for x
    x = 32,764,368,876,247,328/208,159,089.44
  6. Step 6: Final answer
    x = 157,400,615.87

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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.