Home / 85,007,120.62-127,510,252.93-33,196,984.43

Finding the Fourth Proportional to 85,007,120.62, 127,510,252.93 and 33,196,984.43

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Solution

The fourth proportional to 85,007,120.62, 127,510,252.93 and 33,196,984.43 is: 49,795,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,007,120.62 : 127,510,252.93 = 33,196,984.43 : x
  2. Step 2: Convert to fraction form
    85,007,120.62/127,510,252.93 = 33,196,984.43/x
  3. Step 3: Cross multiply
    85,007,120.62x = 127,510,252.93 × 33,196,984.43
  4. Step 4: Simplify right side
    85,007,120.62x = 4,232,955,881,182,572
  5. Step 5: Solve for x
    x = 4,232,955,881,182,572/85,007,120.62
  6. Step 6: Final answer
    x = 49,795,309.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.