Home / 102,890,338-154,133,715.98-59,668,737.28

Finding the Fourth Proportional to 102,890,338, 154,133,715.98 and 59,668,737.28

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Solution

The fourth proportional to 102,890,338, 154,133,715.98 and 59,668,737.28 is: 89,386,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,890,338 : 154,133,715.98 = 59,668,737.28 : x
  2. Step 2: Convert to fraction form
    102,890,338/154,133,715.98 = 59,668,737.28/x
  3. Step 3: Cross multiply
    102,890,338x = 154,133,715.98 × 59,668,737.28
  4. Step 4: Simplify right side
    102,890,338x = 9,196,964,204,800,758
  5. Step 5: Solve for x
    x = 9,196,964,204,800,758/102,890,338
  6. Step 6: Final answer
    x = 89,386,082.15

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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.