Home / 89,450,981.40-134,105,613.30-49,061,465.40

Finding the Fourth Proportional to 89,450,981.40, 134,105,613.30 and 49,061,465.40

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Solution

The fourth proportional to 89,450,981.40, 134,105,613.30 and 49,061,465.40 is: 73,553,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,450,981.40 : 134,105,613.30 = 49,061,465.40 : x
  2. Step 2: Convert to fraction form
    89,450,981.40/134,105,613.30 = 49,061,465.40/x
  3. Step 3: Cross multiply
    89,450,981.40x = 134,105,613.30 × 49,061,465.40
  4. Step 4: Simplify right side
    89,450,981.40x = 6,579,417,906,863,729
  5. Step 5: Solve for x
    x = 6,579,417,906,863,729/89,450,981.40
  6. Step 6: Final answer
    x = 73,553,333.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.