Home / 1,206,013,420.85-1,808,245,887.98-468,297,250.20

Finding the Fourth Proportional to 1,206,013,420.85, 1,808,245,887.98 and 468,297,250.20

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Solution

The fourth proportional to 1,206,013,420.85, 1,808,245,887.98 and 468,297,250.20 is: 702,145,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,013,420.85 : 1,808,245,887.98 = 468,297,250.20 : x
  2. Step 2: Convert to fraction form
    1,206,013,420.85/1,808,245,887.98 = 468,297,250.20/x
  3. Step 3: Cross multiply
    1,206,013,420.85x = 1,808,245,887.98 × 468,297,250.20
  4. Step 4: Simplify right side
    1,206,013,420.85x = 846,796,577,024,149,632
  5. Step 5: Solve for x
    x = 846,796,577,024,149,632/1,206,013,420.85
  6. Step 6: Final answer
    x = 702,145,235.19

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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.