Home / 958,143,803.70-1,434,528,319.95-931,269,947.70

Finding the Fourth Proportional to 958,143,803.70, 1,434,528,319.95 and 931,269,947.70

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Solution

The fourth proportional to 958,143,803.70, 1,434,528,319.95 and 931,269,947.70 is: 1,394,292,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,143,803.70 : 1,434,528,319.95 = 931,269,947.70 : x
  2. Step 2: Convert to fraction form
    958,143,803.70/1,434,528,319.95 = 931,269,947.70/x
  3. Step 3: Cross multiply
    958,143,803.70x = 1,434,528,319.95 × 931,269,947.70
  4. Step 4: Simplify right side
    958,143,803.70x = 1,335,933,113,494,005,504
  5. Step 5: Solve for x
    x = 1,335,933,113,494,005,504/958,143,803.70
  6. Step 6: Final answer
    x = 1,394,292,911.29

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Double scale
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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.