Home / 331,849,937.80-497,774,906.70-298,971,454.60

Finding the Fourth Proportional to 331,849,937.80, 497,774,906.70 and 298,971,454.60

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Solution

The fourth proportional to 331,849,937.80, 497,774,906.70 and 298,971,454.60 is: 448,457,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,849,937.80 : 497,774,906.70 = 298,971,454.60 : x
  2. Step 2: Convert to fraction form
    331,849,937.80/497,774,906.70 = 298,971,454.60/x
  3. Step 3: Cross multiply
    331,849,937.80x = 497,774,906.70 × 298,971,454.60
  4. Step 4: Simplify right side
    331,849,937.80x = 148,820,487,919,478,304
  5. Step 5: Solve for x
    x = 148,820,487,919,478,304/331,849,937.80
  6. Step 6: Final answer
    x = 448,457,181.90

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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.