Home / 958,144,305.60-1,322,247,067.20-528,995,419.20

Finding the Fourth Proportional to 958,144,305.60, 1,322,247,067.20 and 528,995,419.20

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Solution

The fourth proportional to 958,144,305.60, 1,322,247,067.20 and 528,995,419.20 is: 730,018,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,144,305.60 : 1,322,247,067.20 = 528,995,419.20 : x
  2. Step 2: Convert to fraction form
    958,144,305.60/1,322,247,067.20 = 528,995,419.20/x
  3. Step 3: Cross multiply
    958,144,305.60x = 1,322,247,067.20 × 528,995,419.20
  4. Step 4: Simplify right side
    958,144,305.60x = 699,462,641,599,434,624
  5. Step 5: Solve for x
    x = 699,462,641,599,434,624/958,144,305.60
  6. Step 6: Final answer
    x = 730,018,054.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.