Home / 51,991,698.49-77,863,763.80-30,085,898.95

Finding the Fourth Proportional to 51,991,698.49, 77,863,763.80 and 30,085,898.95

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Solution

The fourth proportional to 51,991,698.49, 77,863,763.80 and 30,085,898.95 is: 45,057,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,991,698.49 : 77,863,763.80 = 30,085,898.95 : x
  2. Step 2: Convert to fraction form
    51,991,698.49/77,863,763.80 = 30,085,898.95/x
  3. Step 3: Cross multiply
    51,991,698.49x = 77,863,763.80 × 30,085,898.95
  4. Step 4: Simplify right side
    51,991,698.49x = 2,342,601,329,553,468
  5. Step 5: Solve for x
    x = 2,342,601,329,553,468/51,991,698.49
  6. Step 6: Final answer
    x = 45,057,218.70

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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.