Home / 321,696,009.40-482,544,014.10-230,996,745.40

Finding the Fourth Proportional to 321,696,009.40, 482,544,014.10 and 230,996,745.40

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Solution

The fourth proportional to 321,696,009.40, 482,544,014.10 and 230,996,745.40 is: 346,495,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,696,009.40 : 482,544,014.10 = 230,996,745.40 : x
  2. Step 2: Convert to fraction form
    321,696,009.40/482,544,014.10 = 230,996,745.40/x
  3. Step 3: Cross multiply
    321,696,009.40x = 482,544,014.10 × 230,996,745.40
  4. Step 4: Simplify right side
    321,696,009.40x = 111,466,096,769,351,712
  5. Step 5: Solve for x
    x = 111,466,096,769,351,712/321,696,009.40
  6. Step 6: Final answer
    x = 346,495,118.10

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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.