Home / 331,153,610.60-496,730,415.90-325,778,839.40

Finding the Fourth Proportional to 331,153,610.60, 496,730,415.90 and 325,778,839.40

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Solution

The fourth proportional to 331,153,610.60, 496,730,415.90 and 325,778,839.40 is: 488,668,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,153,610.60 : 496,730,415.90 = 325,778,839.40 : x
  2. Step 2: Convert to fraction form
    331,153,610.60/496,730,415.90 = 325,778,839.40/x
  3. Step 3: Cross multiply
    331,153,610.60x = 496,730,415.90 × 325,778,839.40
  4. Step 4: Simplify right side
    331,153,610.60x = 161,824,258,386,581,280
  5. Step 5: Solve for x
    x = 161,824,258,386,581,280/331,153,610.60
  6. Step 6: Final answer
    x = 488,668,259.10

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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.