Home / 103,615,995.02-143,002,611.71-58,972,821.46

Finding the Fourth Proportional to 103,615,995.02, 143,002,611.71 and 58,972,821.46

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Solution

The fourth proportional to 103,615,995.02, 143,002,611.71 and 58,972,821.46 is: 81,389,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,615,995.02 : 143,002,611.71 = 58,972,821.46 : x
  2. Step 2: Convert to fraction form
    103,615,995.02/143,002,611.71 = 58,972,821.46/x
  3. Step 3: Cross multiply
    103,615,995.02x = 143,002,611.71 × 58,972,821.46
  4. Step 4: Simplify right side
    103,615,995.02x = 8,433,267,488,256,314
  5. Step 5: Solve for x
    x = 8,433,267,488,256,314/103,615,995.02
  6. Step 6: Final answer
    x = 81,389,629.92

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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.