Home / 273,191,678.48-377,005,644.38-147,743,871.67

Finding the Fourth Proportional to 273,191,678.48, 377,005,644.38 and 147,743,871.67

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Solution

The fourth proportional to 273,191,678.48, 377,005,644.38 and 147,743,871.67 is: 203,887,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,191,678.48 : 377,005,644.38 = 147,743,871.67 : x
  2. Step 2: Convert to fraction form
    273,191,678.48/377,005,644.38 = 147,743,871.67/x
  3. Step 3: Cross multiply
    273,191,678.48x = 377,005,644.38 × 147,743,871.67
  4. Step 4: Simplify right side
    273,191,678.48x = 55,700,273,542,144,368
  5. Step 5: Solve for x
    x = 55,700,273,542,144,368/273,191,678.48
  6. Step 6: Final answer
    x = 203,887,152.98

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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.