Home / 135,465,351.57-186,947,314.04-75,927,738.40

Finding the Fourth Proportional to 135,465,351.57, 186,947,314.04 and 75,927,738.40

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Solution

The fourth proportional to 135,465,351.57, 186,947,314.04 and 75,927,738.40 is: 104,783,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,465,351.57 : 186,947,314.04 = 75,927,738.40 : x
  2. Step 2: Convert to fraction form
    135,465,351.57/186,947,314.04 = 75,927,738.40/x
  3. Step 3: Cross multiply
    135,465,351.57x = 186,947,314.04 × 75,927,738.40
  4. Step 4: Simplify right side
    135,465,351.57x = 14,194,486,755,011,768
  5. Step 5: Solve for x
    x = 14,194,486,755,011,768/135,465,351.57
  6. Step 6: Final answer
    x = 104,783,153.70

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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.