Home / 567,627,920.30-851,441,880.45-338,045,408.30

Finding the Fourth Proportional to 567,627,920.30, 851,441,880.45 and 338,045,408.30

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Solution

The fourth proportional to 567,627,920.30, 851,441,880.45 and 338,045,408.30 is: 507,068,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,627,920.30 : 851,441,880.45 = 338,045,408.30 : x
  2. Step 2: Convert to fraction form
    567,627,920.30/851,441,880.45 = 338,045,408.30/x
  3. Step 3: Cross multiply
    567,627,920.30x = 851,441,880.45 × 338,045,408.30
  4. Step 4: Simplify right side
    567,627,920.30x = 287,826,018,120,440,064
  5. Step 5: Solve for x
    x = 287,826,018,120,440,064/567,627,920.30
  6. Step 6: Final answer
    x = 507,068,112.45

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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.