Home / 109,284,647.16-150,831,470.84-65,233,918.20

Finding the Fourth Proportional to 109,284,647.16, 150,831,470.84 and 65,233,918.20

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Solution

The fourth proportional to 109,284,647.16, 150,831,470.84 and 65,233,918.20 is: 90,033,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,284,647.16 : 150,831,470.84 = 65,233,918.20 : x
  2. Step 2: Convert to fraction form
    109,284,647.16/150,831,470.84 = 65,233,918.20/x
  3. Step 3: Cross multiply
    109,284,647.16x = 150,831,470.84 × 65,233,918.20
  4. Step 4: Simplify right side
    109,284,647.16x = 9,839,327,830,762,246
  5. Step 5: Solve for x
    x = 9,839,327,830,762,246/109,284,647.16
  6. Step 6: Final answer
    x = 90,033,944.26

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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.