Home / 331,645,281.60-497,467,922.40-159,033,244.80

Finding the Fourth Proportional to 331,645,281.60, 497,467,922.40 and 159,033,244.80

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Solution

The fourth proportional to 331,645,281.60, 497,467,922.40 and 159,033,244.80 is: 238,549,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,645,281.60 : 497,467,922.40 = 159,033,244.80 : x
  2. Step 2: Convert to fraction form
    331,645,281.60/497,467,922.40 = 159,033,244.80/x
  3. Step 3: Cross multiply
    331,645,281.60x = 497,467,922.40 × 159,033,244.80
  4. Step 4: Simplify right side
    331,645,281.60x = 79,113,937,883,186,608
  5. Step 5: Solve for x
    x = 79,113,937,883,186,608/331,645,281.60
  6. Step 6: Final answer
    x = 238,549,867.20

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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.