Home / 536,543,999.10-804,815,998.65-400,495,103.10

Finding the Fourth Proportional to 536,543,999.10, 804,815,998.65 and 400,495,103.10

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Solution

The fourth proportional to 536,543,999.10, 804,815,998.65 and 400,495,103.10 is: 600,742,654.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,543,999.10 : 804,815,998.65 = 400,495,103.10 : x
  2. Step 2: Convert to fraction form
    536,543,999.10/804,815,998.65 = 400,495,103.10/x
  3. Step 3: Cross multiply
    536,543,999.10x = 804,815,998.65 × 400,495,103.10
  4. Step 4: Simplify right side
    536,543,999.10x = 322,324,866,355,861,248
  5. Step 5: Solve for x
    x = 322,324,866,355,861,248/536,543,999.10
  6. Step 6: Final answer
    x = 600,742,654.65

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1.5x scale

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.