Home / 152,521,366.70-210,479,621.65-82,906,747.56

Finding the Fourth Proportional to 152,521,366.70, 210,479,621.65 and 82,906,747.56

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Solution

The fourth proportional to 152,521,366.70, 210,479,621.65 and 82,906,747.56 is: 114,411,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521,366.70 : 210,479,621.65 = 82,906,747.56 : x
  2. Step 2: Convert to fraction form
    152,521,366.70/210,479,621.65 = 82,906,747.56/x
  3. Step 3: Cross multiply
    152,521,366.70x = 210,479,621.65 × 82,906,747.56
  4. Step 4: Simplify right side
    152,521,366.70x = 17,450,180,858,453,594
  5. Step 5: Solve for x
    x = 17,450,180,858,453,594/152,521,366.70
  6. Step 6: Final answer
    x = 114,411,385.34

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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.