Home / 821,926,575.17-1,232,758,623.27-239,524,590.50

Finding the Fourth Proportional to 821,926,575.17, 1,232,758,623.27 and 239,524,590.50

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Solution

The fourth proportional to 821,926,575.17, 1,232,758,623.27 and 239,524,590.50 is: 359,248,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,926,575.17 : 1,232,758,623.27 = 239,524,590.50 : x
  2. Step 2: Convert to fraction form
    821,926,575.17/1,232,758,623.27 = 239,524,590.50/x
  3. Step 3: Cross multiply
    821,926,575.17x = 1,232,758,623.27 × 239,524,590.50
  4. Step 4: Simplify right side
    821,926,575.17x = 295,276,004,424,090,496
  5. Step 5: Solve for x
    x = 295,276,004,424,090,496/821,926,575.17
  6. Step 6: Final answer
    x = 359,248,640.14

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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.