Home / 309,423,538.41-464,084,854.36-91,022,803.39

Finding the Fourth Proportional to 309,423,538.41, 464,084,854.36 and 91,022,803.39

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Solution

The fourth proportional to 309,423,538.41, 464,084,854.36 and 91,022,803.39 is: 136,519,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,423,538.41 : 464,084,854.36 = 91,022,803.39 : x
  2. Step 2: Convert to fraction form
    309,423,538.41/464,084,854.36 = 91,022,803.39/x
  3. Step 3: Cross multiply
    309,423,538.41x = 464,084,854.36 × 91,022,803.39
  4. Step 4: Simplify right side
    309,423,538.41x = 42,242,304,453,860,664
  5. Step 5: Solve for x
    x = 42,242,304,453,860,664/309,423,538.41
  6. Step 6: Final answer
    x = 136,519,363.30

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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.