Home / 89,834,366,807.91-134,537,636,377.89-51,981,167,927.16

Finding the Fourth Proportional to 89,834,366,807.91, 134,537,636,377.89 and 51,981,167,927.16

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Solution

The fourth proportional to 89,834,366,807.91, 134,537,636,377.89 and 51,981,167,927.16 is: 77,847,974,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834,366,807.91 : 134,537,636,377.89 = 51,981,167,927.16 : x
  2. Step 2: Convert to fraction form
    89,834,366,807.91/134,537,636,377.89 = 51,981,167,927.16/x
  3. Step 3: Cross multiply
    89,834,366,807.91x = 134,537,636,377.89 × 51,981,167,927.16
  4. Step 4: Simplify right side
    89,834,366,807.91x = 6,993,423,469,082,290,683,904
  5. Step 5: Solve for x
    x = 6,993,423,469,082,290,683,904/89,834,366,807.91
  6. Step 6: Final answer
    x = 77,847,974,194.95

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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.