Home / 870,901,682.90-1,306,352,524.35-804,388,889.30

Finding the Fourth Proportional to 870,901,682.90, 1,306,352,524.35 and 804,388,889.30

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Solution

The fourth proportional to 870,901,682.90, 1,306,352,524.35 and 804,388,889.30 is: 1,206,583,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,901,682.90 : 1,306,352,524.35 = 804,388,889.30 : x
  2. Step 2: Convert to fraction form
    870,901,682.90/1,306,352,524.35 = 804,388,889.30/x
  3. Step 3: Cross multiply
    870,901,682.90x = 1,306,352,524.35 × 804,388,889.30
  4. Step 4: Simplify right side
    870,901,682.90x = 1,050,815,456,096,147,584
  5. Step 5: Solve for x
    x = 1,050,815,456,096,147,584/870,901,682.90
  6. Step 6: Final answer
    x = 1,206,583,333.95

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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.