Home / 531,619,138,508.12-733,634,447,000.32-291,031,014,839.06

Finding the Fourth Proportional to 531,619,138,508.12, 733,634,447,000.32 and 291,031,014,839.06

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Solution

The fourth proportional to 531,619,138,508.12, 733,634,447,000.32 and 291,031,014,839.06 is: 401,622,820,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,619,138,508.12 : 733,634,447,000.32 = 291,031,014,839.06 : x
  2. Step 2: Convert to fraction form
    531,619,138,508.12/733,634,447,000.32 = 291,031,014,839.06/x
  3. Step 3: Cross multiply
    531,619,138,508.12x = 733,634,447,000.32 × 291,031,014,839.06
  4. Step 4: Simplify right side
    531,619,138,508.12x = 213,510,377,631,395,681,927,168
  5. Step 5: Solve for x
    x = 213,510,377,631,395,681,927,168/531,619,138,508.12
  6. Step 6: Final answer
    x = 401,622,820,108.71

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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.