Home / 958,143,790.20-1,434,528,299.70-931,269,934.20

Finding the Fourth Proportional to 958,143,790.20, 1,434,528,299.70 and 931,269,934.20

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Solution

The fourth proportional to 958,143,790.20, 1,434,528,299.70 and 931,269,934.20 is: 1,394,292,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,143,790.20 : 1,434,528,299.70 = 931,269,934.20 : x
  2. Step 2: Convert to fraction form
    958,143,790.20/1,434,528,299.70 = 931,269,934.20/x
  3. Step 3: Cross multiply
    958,143,790.20x = 1,434,528,299.70 × 931,269,934.20
  4. Step 4: Simplify right side
    958,143,790.20x = 1,335,933,075,269,657,088
  5. Step 5: Solve for x
    x = 1,335,933,075,269,657,088/958,143,790.20
  6. Step 6: Final answer
    x = 1,394,292,891.04

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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.