Home / 84,984,117.70-127,476,176.55-64,576,783.30

Finding the Fourth Proportional to 84,984,117.70, 127,476,176.55 and 64,576,783.30

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Solution

The fourth proportional to 84,984,117.70, 127,476,176.55 and 64,576,783.30 is: 96,865,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,984,117.70 : 127,476,176.55 = 64,576,783.30 : x
  2. Step 2: Convert to fraction form
    84,984,117.70/127,476,176.55 = 64,576,783.30/x
  3. Step 3: Cross multiply
    84,984,117.70x = 127,476,176.55 × 64,576,783.30
  4. Step 4: Simplify right side
    84,984,117.70x = 8,232,001,428,981,891
  5. Step 5: Solve for x
    x = 8,232,001,428,981,891/84,984,117.70
  6. Step 6: Final answer
    x = 96,865,174.95

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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.