Home / 137,754,632.15-190,101,381.73-75,874,970.71

Finding the Fourth Proportional to 137,754,632.15, 190,101,381.73 and 75,874,970.71

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Solution

The fourth proportional to 137,754,632.15, 190,101,381.73 and 75,874,970.71 is: 104,707,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,754,632.15 : 190,101,381.73 = 75,874,970.71 : x
  2. Step 2: Convert to fraction form
    137,754,632.15/190,101,381.73 = 75,874,970.71/x
  3. Step 3: Cross multiply
    137,754,632.15x = 190,101,381.73 × 75,874,970.71
  4. Step 4: Simplify right side
    137,754,632.15x = 14,423,936,770,029,336
  5. Step 5: Solve for x
    x = 14,423,936,770,029,336/137,754,632.15
  6. Step 6: Final answer
    x = 104,707,453.72

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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.