Home / 377,323,401.84-520,730,079.12-228,657,522.48

Finding the Fourth Proportional to 377,323,401.84, 520,730,079.12 and 228,657,522.48

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Solution

The fourth proportional to 377,323,401.84, 520,730,079.12 and 228,657,522.48 is: 315,561,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,323,401.84 : 520,730,079.12 = 228,657,522.48 : x
  2. Step 2: Convert to fraction form
    377,323,401.84/520,730,079.12 = 228,657,522.48/x
  3. Step 3: Cross multiply
    377,323,401.84x = 520,730,079.12 × 228,657,522.48
  4. Step 4: Simplify right side
    377,323,401.84x = 119,068,849,772,393,568
  5. Step 5: Solve for x
    x = 119,068,849,772,393,568/377,323,401.84
  6. Step 6: Final answer
    x = 315,561,794.45

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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.