Home / 366,980,428.60-550,470,642.90-352,871,654.20

Finding the Fourth Proportional to 366,980,428.60, 550,470,642.90 and 352,871,654.20

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Solution

The fourth proportional to 366,980,428.60, 550,470,642.90 and 352,871,654.20 is: 529,307,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,428.60 : 550,470,642.90 = 352,871,654.20 : x
  2. Step 2: Convert to fraction form
    366,980,428.60/550,470,642.90 = 352,871,654.20/x
  3. Step 3: Cross multiply
    366,980,428.60x = 550,470,642.90 × 352,871,654.20
  4. Step 4: Simplify right side
    366,980,428.60x = 194,245,486,348,660,480
  5. Step 5: Solve for x
    x = 194,245,486,348,660,480/366,980,428.60
  6. Step 6: Final answer
    x = 529,307,481.30

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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.