Home / 137,754,629.02-190,101,377.42-75,874,967.58

Finding the Fourth Proportional to 137,754,629.02, 190,101,377.42 and 75,874,967.58

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Solution

The fourth proportional to 137,754,629.02, 190,101,377.42 and 75,874,967.58 is: 104,707,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,754,629.02 : 190,101,377.42 = 75,874,967.58 : x
  2. Step 2: Convert to fraction form
    137,754,629.02/190,101,377.42 = 75,874,967.58/x
  3. Step 3: Cross multiply
    137,754,629.02x = 190,101,377.42 × 75,874,967.58
  4. Step 4: Simplify right side
    137,754,629.02x = 14,423,935,848,655,842
  5. Step 5: Solve for x
    x = 14,423,935,848,655,842/137,754,629.02
  6. Step 6: Final answer
    x = 104,707,449.41

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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.