Home / 215,157,832.84-322,492,114.22-189,199,263.88

Finding the Fourth Proportional to 215,157,832.84, 322,492,114.22 and 189,199,263.88

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Solution

The fourth proportional to 215,157,832.84, 322,492,114.22 and 189,199,263.88 is: 283,583,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,157,832.84 : 322,492,114.22 = 189,199,263.88 : x
  2. Step 2: Convert to fraction form
    215,157,832.84/322,492,114.22 = 189,199,263.88/x
  3. Step 3: Cross multiply
    215,157,832.84x = 322,492,114.22 × 189,199,263.88
  4. Step 4: Simplify right side
    215,157,832.84x = 61,015,270,617,528,888
  5. Step 5: Solve for x
    x = 61,015,270,617,528,888/215,157,832.84
  6. Step 6: Final answer
    x = 283,583,775.74

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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.