Home / 103,615,996.02-143,002,613.09-58,972,822.46

Finding the Fourth Proportional to 103,615,996.02, 143,002,613.09 and 58,972,822.46

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Solution

The fourth proportional to 103,615,996.02, 143,002,613.09 and 58,972,822.46 is: 81,389,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,615,996.02 : 143,002,613.09 = 58,972,822.46 : x
  2. Step 2: Convert to fraction form
    103,615,996.02/143,002,613.09 = 58,972,822.46/x
  3. Step 3: Cross multiply
    103,615,996.02x = 143,002,613.09 × 58,972,822.46
  4. Step 4: Simplify right side
    103,615,996.02x = 8,433,267,713,072,642
  5. Step 5: Solve for x
    x = 8,433,267,713,072,642/103,615,996.02
  6. Step 6: Final answer
    x = 81,389,631.30

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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.