Home / 739,535,530.38-1,020,546,484.11-409,503,583.50

Finding the Fourth Proportional to 739,535,530.38, 1,020,546,484.11 and 409,503,583.50

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Solution

The fourth proportional to 739,535,530.38, 1,020,546,484.11 and 409,503,583.50 is: 565,107,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,535,530.38 : 1,020,546,484.11 = 409,503,583.50 : x
  2. Step 2: Convert to fraction form
    739,535,530.38/1,020,546,484.11 = 409,503,583.50/x
  3. Step 3: Cross multiply
    739,535,530.38x = 1,020,546,484.11 × 409,503,583.50
  4. Step 4: Simplify right side
    739,535,530.38x = 417,917,442,371,370,816
  5. Step 5: Solve for x
    x = 417,917,442,371,370,816/739,535,530.38
  6. Step 6: Final answer
    x = 565,107,997.12

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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.