Home / 325,971,114.60-488,788,710.30-121,393,885.80

Finding the Fourth Proportional to 325,971,114.60, 488,788,710.30 and 121,393,885.80

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Solution

The fourth proportional to 325,971,114.60, 488,788,710.30 and 121,393,885.80 is: 182,028,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,971,114.60 : 488,788,710.30 = 121,393,885.80 : x
  2. Step 2: Convert to fraction form
    325,971,114.60/488,788,710.30 = 121,393,885.80/x
  3. Step 3: Cross multiply
    325,971,114.60x = 488,788,710.30 × 121,393,885.80
  4. Step 4: Simplify right side
    325,971,114.60x = 59,335,960,878,487,480
  5. Step 5: Solve for x
    x = 59,335,960,878,487,480/325,971,114.60
  6. Step 6: Final answer
    x = 182,028,278.64

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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.