Home / 330,312,868.98-455,860,803.92-181,660,188.30

Finding the Fourth Proportional to 330,312,868.98, 455,860,803.92 and 181,660,188.30

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Solution

The fourth proportional to 330,312,868.98, 455,860,803.92 and 181,660,188.30 is: 250,707,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,312,868.98 : 455,860,803.92 = 181,660,188.30 : x
  2. Step 2: Convert to fraction form
    330,312,868.98/455,860,803.92 = 181,660,188.30/x
  3. Step 3: Cross multiply
    330,312,868.98x = 455,860,803.92 × 181,660,188.30
  4. Step 4: Simplify right side
    330,312,868.98x = 82,811,759,478,696,592
  5. Step 5: Solve for x
    x = 82,811,759,478,696,592/330,312,868.98
  6. Step 6: Final answer
    x = 250,707,033.41

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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.