Home / 137,754,634.90-190,101,385.52-75,874,973.46

Finding the Fourth Proportional to 137,754,634.90, 190,101,385.52 and 75,874,973.46

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Solution

The fourth proportional to 137,754,634.90, 190,101,385.52 and 75,874,973.46 is: 104,707,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,754,634.90 : 190,101,385.52 = 75,874,973.46 : x
  2. Step 2: Convert to fraction form
    137,754,634.90/190,101,385.52 = 75,874,973.46/x
  3. Step 3: Cross multiply
    137,754,634.90x = 190,101,385.52 × 75,874,973.46
  4. Step 4: Simplify right side
    137,754,634.90x = 14,423,937,581,039,228
  5. Step 5: Solve for x
    x = 14,423,937,581,039,228/137,754,634.90
  6. Step 6: Final answer
    x = 104,707,457.51

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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.