Home / 692,925,901.03-956,002,334.73-395,354,370.43

Finding the Fourth Proportional to 692,925,901.03, 956,002,334.73 and 395,354,370.43

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Solution

The fourth proportional to 692,925,901.03, 956,002,334.73 and 395,354,370.43 is: 545,454,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,925,901.03 : 956,002,334.73 = 395,354,370.43 : x
  2. Step 2: Convert to fraction form
    692,925,901.03/956,002,334.73 = 395,354,370.43/x
  3. Step 3: Cross multiply
    692,925,901.03x = 956,002,334.73 × 395,354,370.43
  4. Step 4: Simplify right side
    692,925,901.03x = 377,959,701,176,501,696
  5. Step 5: Solve for x
    x = 377,959,701,176,501,696/692,925,901.03
  6. Step 6: Final answer
    x = 545,454,716.90

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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.