Home / 500,700,346.02-690,942,189.69-277,690,873.05

Finding the Fourth Proportional to 500,700,346.02, 690,942,189.69 and 277,690,873.05

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Solution

The fourth proportional to 500,700,346.02, 690,942,189.69 and 277,690,873.05 is: 383,199,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,700,346.02 : 690,942,189.69 = 277,690,873.05 : x
  2. Step 2: Convert to fraction form
    500,700,346.02/690,942,189.69 = 277,690,873.05/x
  3. Step 3: Cross multiply
    500,700,346.02x = 690,942,189.69 × 277,690,873.05
  4. Step 4: Simplify right side
    500,700,346.02x = 191,868,339,882,094,848
  5. Step 5: Solve for x
    x = 191,868,339,882,094,848/500,700,346.02
  6. Step 6: Final answer
    x = 383,199,934.67

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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.