Home / 448,389,480.60-672,867,656.10-264,156,600.60

Finding the Fourth Proportional to 448,389,480.60, 672,867,656.10 and 264,156,600.60

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Solution

The fourth proportional to 448,389,480.60, 672,867,656.10 and 264,156,600.60 is: 396,401,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,389,480.60 : 672,867,656.10 = 264,156,600.60 : x
  2. Step 2: Convert to fraction form
    448,389,480.60/672,867,656.10 = 264,156,600.60/x
  3. Step 3: Cross multiply
    448,389,480.60x = 672,867,656.10 × 264,156,600.60
  4. Step 4: Simplify right side
    448,389,480.60x = 177,742,432,689,065,856
  5. Step 5: Solve for x
    x = 177,742,432,689,065,856/448,389,480.60
  6. Step 6: Final answer
    x = 396,401,879.12

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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.