Home / 384,918,431.40-576,243,906.30-362,495,557.80

Finding the Fourth Proportional to 384,918,431.40, 576,243,906.30 and 362,495,557.80

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Solution

The fourth proportional to 384,918,431.40, 576,243,906.30 and 362,495,557.80 is: 542,675,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,918,431.40 : 576,243,906.30 = 362,495,557.80 : x
  2. Step 2: Convert to fraction form
    384,918,431.40/576,243,906.30 = 362,495,557.80/x
  3. Step 3: Cross multiply
    384,918,431.40x = 576,243,906.30 × 362,495,557.80
  4. Step 4: Simplify right side
    384,918,431.40x = 208,885,856,243,069,408
  5. Step 5: Solve for x
    x = 208,885,856,243,069,408/384,918,431.40
  6. Step 6: Final answer
    x = 542,675,640.35

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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.