Home / 68,654,373.53-94,652,881.66-49,542,900.45

Finding the Fourth Proportional to 68,654,373.53, 94,652,881.66 and 49,542,900.45

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Solution

The fourth proportional to 68,654,373.53, 94,652,881.66 and 49,542,900.45 is: 68,304,145.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654,373.53 : 94,652,881.66 = 49,542,900.45 : x
  2. Step 2: Convert to fraction form
    68,654,373.53/94,652,881.66 = 49,542,900.45/x
  3. Step 3: Cross multiply
    68,654,373.53x = 94,652,881.66 × 49,542,900.45
  4. Step 4: Simplify right side
    68,654,373.53x = 4,689,378,293,263,154
  5. Step 5: Solve for x
    x = 4,689,378,293,263,154/68,654,373.53
  6. Step 6: Final answer
    x = 68,304,145.13

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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.