Home / 273,191,680.61-377,005,647.32-147,743,873.80

Finding the Fourth Proportional to 273,191,680.61, 377,005,647.32 and 147,743,873.80

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Solution

The fourth proportional to 273,191,680.61, 377,005,647.32 and 147,743,873.80 is: 203,887,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,191,680.61 : 377,005,647.32 = 147,743,873.80 : x
  2. Step 2: Convert to fraction form
    273,191,680.61/377,005,647.32 = 147,743,873.80/x
  3. Step 3: Cross multiply
    273,191,680.61x = 377,005,647.32 × 147,743,873.80
  4. Step 4: Simplify right side
    273,191,680.61x = 55,700,274,779,533,392
  5. Step 5: Solve for x
    x = 55,700,274,779,533,392/273,191,680.61
  6. Step 6: Final answer
    x = 203,887,155.92

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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.