Home / 422,860,920.58-583,552,050.06-237,225,920.86

Finding the Fourth Proportional to 422,860,920.58, 583,552,050.06 and 237,225,920.86

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Solution

The fourth proportional to 422,860,920.58, 583,552,050.06 and 237,225,920.86 is: 327,374,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,860,920.58 : 583,552,050.06 = 237,225,920.86 : x
  2. Step 2: Convert to fraction form
    422,860,920.58/583,552,050.06 = 237,225,920.86/x
  3. Step 3: Cross multiply
    422,860,920.58x = 583,552,050.06 × 237,225,920.86
  4. Step 4: Simplify right side
    422,860,920.58x = 138,433,672,445,224,320
  5. Step 5: Solve for x
    x = 138,433,672,445,224,320/422,860,920.58
  6. Step 6: Final answer
    x = 327,374,003.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.