Home / 885,735,620.20-1,328,603,430.30-656,153,108.20

Finding the Fourth Proportional to 885,735,620.20, 1,328,603,430.30 and 656,153,108.20

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Solution

The fourth proportional to 885,735,620.20, 1,328,603,430.30 and 656,153,108.20 is: 984,229,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,735,620.20 : 1,328,603,430.30 = 656,153,108.20 : x
  2. Step 2: Convert to fraction form
    885,735,620.20/1,328,603,430.30 = 656,153,108.20/x
  3. Step 3: Cross multiply
    885,735,620.20x = 1,328,603,430.30 × 656,153,108.20
  4. Step 4: Simplify right side
    885,735,620.20x = 871,767,270,356,527,104
  5. Step 5: Solve for x
    x = 871,767,270,356,527,104/885,735,620.20
  6. Step 6: Final answer
    x = 984,229,662.30

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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.