Home / 189,585,713,070.48-284,348,297,885.62-55,248,780,286.19

Finding the Fourth Proportional to 189,585,713,070.48, 284,348,297,885.62 and 55,248,780,286.19

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Solution

The fourth proportional to 189,585,713,070.48, 284,348,297,885.62 and 55,248,780,286.19 is: 82,864,348,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,585,713,070.48 : 284,348,297,885.62 = 55,248,780,286.19 : x
  2. Step 2: Convert to fraction form
    189,585,713,070.48/284,348,297,885.62 = 55,248,780,286.19/x
  3. Step 3: Cross multiply
    189,585,713,070.48x = 284,348,297,885.62 × 55,248,780,286.19
  4. Step 4: Simplify right side
    189,585,713,070.48x = 15,709,896,634,633,300,213,760
  5. Step 5: Solve for x
    x = 15,709,896,634,633,300,213,760/189,585,713,070.48
  6. Step 6: Final answer
    x = 82,864,348,690.63

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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.