Home / 407,545,133.94-610,169,722.74-366,220,281.78

Finding the Fourth Proportional to 407,545,133.94, 610,169,722.74 and 366,220,281.78

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Solution

The fourth proportional to 407,545,133.94, 610,169,722.74 and 366,220,281.78 is: 548,298,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,545,133.94 : 610,169,722.74 = 366,220,281.78 : x
  2. Step 2: Convert to fraction form
    407,545,133.94/610,169,722.74 = 366,220,281.78/x
  3. Step 3: Cross multiply
    407,545,133.94x = 610,169,722.74 × 366,220,281.78
  4. Step 4: Simplify right side
    407,545,133.94x = 223,456,527,795,467,264
  5. Step 5: Solve for x
    x = 223,456,527,795,467,264/407,545,133.94
  6. Step 6: Final answer
    x = 548,298,848.85

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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.