Home / 1,123,846,393,650.70-1,550,867,895,579.80-636,094,859,204.84

Finding the Fourth Proportional to 1,123,846,393,650.70, 1,550,867,895,579.80 and 636,094,859,204.84

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Solution

The fourth proportional to 1,123,846,393,650.70, 1,550,867,895,579.80 and 636,094,859,204.84 is: 877,788,193,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,846,393,650.70 : 1,550,867,895,579.80 = 636,094,859,204.84 : x
  2. Step 2: Convert to fraction form
    1,123,846,393,650.70/1,550,867,895,579.80 = 636,094,859,204.84/x
  3. Step 3: Cross multiply
    1,123,846,393,650.70x = 1,550,867,895,579.80 × 636,094,859,204.84
  4. Step 4: Simplify right side
    1,123,846,393,650.70x = 986,499,095,684,139,404,230,656
  5. Step 5: Solve for x
    x = 986,499,095,684,139,404,230,656/1,123,846,393,650.70
  6. Step 6: Final answer
    x = 877,788,193,526.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.