Home / 347,907,940.20-521,859,836.70-89,122,660.20

Finding the Fourth Proportional to 347,907,940.20, 521,859,836.70 and 89,122,660.20

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Solution

The fourth proportional to 347,907,940.20, 521,859,836.70 and 89,122,660.20 is: 133,683,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,907,940.20 : 521,859,836.70 = 89,122,660.20 : x
  2. Step 2: Convert to fraction form
    347,907,940.20/521,859,836.70 = 89,122,660.20/x
  3. Step 3: Cross multiply
    347,907,940.20x = 521,859,836.70 × 89,122,660.20
  4. Step 4: Simplify right side
    347,907,940.20x = 46,509,536,898,241,592
  5. Step 5: Solve for x
    x = 46,509,536,898,241,592/347,907,940.20
  6. Step 6: Final answer
    x = 133,683,459.11

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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.