Home / 274,688,142.80-412,032,214.20-201,508,717.10

Finding the Fourth Proportional to 274,688,142.80, 412,032,214.20 and 201,508,717.10

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Solution

The fourth proportional to 274,688,142.80, 412,032,214.20 and 201,508,717.10 is: 302,263,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,688,142.80 : 412,032,214.20 = 201,508,717.10 : x
  2. Step 2: Convert to fraction form
    274,688,142.80/412,032,214.20 = 201,508,717.10/x
  3. Step 3: Cross multiply
    274,688,142.80x = 412,032,214.20 × 201,508,717.10
  4. Step 4: Simplify right side
    274,688,142.80x = 83,028,082,887,314,400
  5. Step 5: Solve for x
    x = 83,028,082,887,314,400/274,688,142.80
  6. Step 6: Final answer
    x = 302,263,075.65

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1.5x scale

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.