Home / 641,985,737.60-962,340,877.20-296,336,511.20

Finding the Fourth Proportional to 641,985,737.60, 962,340,877.20 and 296,336,511.20

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Solution

The fourth proportional to 641,985,737.60, 962,340,877.20 and 296,336,511.20 is: 444,210,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,985,737.60 : 962,340,877.20 = 296,336,511.20 : x
  2. Step 2: Convert to fraction form
    641,985,737.60/962,340,877.20 = 296,336,511.20/x
  3. Step 3: Cross multiply
    641,985,737.60x = 962,340,877.20 × 296,336,511.20
  4. Step 4: Simplify right side
    641,985,737.60x = 285,176,738,134,595,616
  5. Step 5: Solve for x
    x = 285,176,738,134,595,616/641,985,737.60
  6. Step 6: Final answer
    x = 444,210,395.08

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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.