Home / 331,849,589.80-497,774,384.70-298,971,106.60

Finding the Fourth Proportional to 331,849,589.80, 497,774,384.70 and 298,971,106.60

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Solution

The fourth proportional to 331,849,589.80, 497,774,384.70 and 298,971,106.60 is: 448,456,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,849,589.80 : 497,774,384.70 = 298,971,106.60 : x
  2. Step 2: Convert to fraction form
    331,849,589.80/497,774,384.70 = 298,971,106.60/x
  3. Step 3: Cross multiply
    331,849,589.80x = 497,774,384.70 × 298,971,106.60
  4. Step 4: Simplify right side
    331,849,589.80x = 148,820,158,630,893,120
  5. Step 5: Solve for x
    x = 148,820,158,630,893,120/331,849,589.80
  6. Step 6: Final answer
    x = 448,456,659.90

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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.