Home / 669,200,207,470.17-923,499,413,669.55-380,184,325,941.49

Finding the Fourth Proportional to 669,200,207,470.17, 923,499,413,669.55 and 380,184,325,941.49

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Solution

The fourth proportional to 669,200,207,470.17, 923,499,413,669.55 and 380,184,325,941.49 is: 524,656,146,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,200,207,470.17 : 923,499,413,669.55 = 380,184,325,941.49 : x
  2. Step 2: Convert to fraction form
    669,200,207,470.17/923,499,413,669.55 = 380,184,325,941.49/x
  3. Step 3: Cross multiply
    669,200,207,470.17x = 923,499,413,669.55 × 380,184,325,941.49
  4. Step 4: Simplify right side
    669,200,207,470.17x = 351,100,002,093,319,137,001,472
  5. Step 5: Solve for x
    x = 351,100,002,093,319,137,001,472/669,200,207,470.17
  6. Step 6: Final answer
    x = 524,656,146,507.50

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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.