Home / 65,082,880.73-89,815,747.52-35,713,956.40

Finding the Fourth Proportional to 65,082,880.73, 89,815,747.52 and 35,713,956.40

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Solution

The fourth proportional to 65,082,880.73, 89,815,747.52 and 35,713,956.40 is: 49,286,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,082,880.73 : 89,815,747.52 = 35,713,956.40 : x
  2. Step 2: Convert to fraction form
    65,082,880.73/89,815,747.52 = 35,713,956.40/x
  3. Step 3: Cross multiply
    65,082,880.73x = 89,815,747.52 × 35,713,956.40
  4. Step 4: Simplify right side
    65,082,880.73x = 3,207,675,690,962,688
  5. Step 5: Solve for x
    x = 3,207,675,690,962,688/65,082,880.73
  6. Step 6: Final answer
    x = 49,286,012.77

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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.