Home / 1,605,109,603,576.20-2,407,890,576,647.50-515,641,283,471.72

Finding the Fourth Proportional to 1,605,109,603,576.20, 2,407,890,576,647.50 and 515,641,283,471.72

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Solution

The fourth proportional to 1,605,109,603,576.20, 2,407,890,576,647.50 and 515,641,283,471.72 is: 773,534,582,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,109,603,576.20 : 2,407,890,576,647.50 = 515,641,283,471.72 : x
  2. Step 2: Convert to fraction form
    1,605,109,603,576.20/2,407,890,576,647.50 = 515,641,283,471.72/x
  3. Step 3: Cross multiply
    1,605,109,603,576.20x = 2,407,890,576,647.50 × 515,641,283,471.72
  4. Step 4: Simplify right side
    1,605,109,603,576.20x = 1,241,607,787,401,976,827,871,232
  5. Step 5: Solve for x
    x = 1,241,607,787,401,976,827,871,232/1,605,109,603,576.20
  6. Step 6: Final answer
    x = 773,534,582,707.41

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Double scale
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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.