Home / 89,882,697,472.11-134,636,429,683.71-53,913,382,087.68

Finding the Fourth Proportional to 89,882,697,472.11, 134,636,429,683.71 and 53,913,382,087.68

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Solution

The fourth proportional to 89,882,697,472.11, 134,636,429,683.71 and 53,913,382,087.68 is: 80,757,537,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,882,697,472.11 : 134,636,429,683.71 = 53,913,382,087.68 : x
  2. Step 2: Convert to fraction form
    89,882,697,472.11/134,636,429,683.71 = 53,913,382,087.68/x
  3. Step 3: Cross multiply
    89,882,697,472.11x = 134,636,429,683.71 × 53,913,382,087.68
  4. Step 4: Simplify right side
    89,882,697,472.11x = 7,258,705,276,458,918,477,824
  5. Step 5: Solve for x
    x = 7,258,705,276,458,918,477,824/89,882,697,472.11
  6. Step 6: Final answer
    x = 80,757,537,107.86

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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.