Home / 724,006,034.70-1,086,009,052.05-263,959,212.30

Finding the Fourth Proportional to 724,006,034.70, 1,086,009,052.05 and 263,959,212.30

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Solution

The fourth proportional to 724,006,034.70, 1,086,009,052.05 and 263,959,212.30 is: 395,938,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,006,034.70 : 1,086,009,052.05 = 263,959,212.30 : x
  2. Step 2: Convert to fraction form
    724,006,034.70/1,086,009,052.05 = 263,959,212.30/x
  3. Step 3: Cross multiply
    724,006,034.70x = 1,086,009,052.05 × 263,959,212.30
  4. Step 4: Simplify right side
    724,006,034.70x = 286,662,093,929,787,712
  5. Step 5: Solve for x
    x = 286,662,093,929,787,712/724,006,034.70
  6. Step 6: Final answer
    x = 395,938,818.45

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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.