Home / 270,452,408.87-373,220,661.86-151,374,965.72

Finding the Fourth Proportional to 270,452,408.87, 373,220,661.86 and 151,374,965.72

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Solution

The fourth proportional to 270,452,408.87, 373,220,661.86 and 151,374,965.72 is: 208,895,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,452,408.87 : 373,220,661.86 = 151,374,965.72 : x
  2. Step 2: Convert to fraction form
    270,452,408.87/373,220,661.86 = 151,374,965.72/x
  3. Step 3: Cross multiply
    270,452,408.87x = 373,220,661.86 × 151,374,965.72
  4. Step 4: Simplify right side
    270,452,408.87x = 56,496,264,892,997,888
  5. Step 5: Solve for x
    x = 56,496,264,892,997,888/270,452,408.87
  6. Step 6: Final answer
    x = 208,895,402.81

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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.