Home / 377,125,223.03-520,478,114.49-228,441,981.56

Finding the Fourth Proportional to 377,125,223.03, 520,478,114.49 and 228,441,981.56

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Solution

The fourth proportional to 377,125,223.03, 520,478,114.49 and 228,441,981.56 is: 315,277,378.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,125,223.03 : 520,478,114.49 = 228,441,981.56 : x
  2. Step 2: Convert to fraction form
    377,125,223.03/520,478,114.49 = 228,441,981.56/x
  3. Step 3: Cross multiply
    377,125,223.03x = 520,478,114.49 × 228,441,981.56
  4. Step 4: Simplify right side
    377,125,223.03x = 118,899,051,830,105,760
  5. Step 5: Solve for x
    x = 118,899,051,830,105,760/377,125,223.03
  6. Step 6: Final answer
    x = 315,277,378.89

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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.