Home / 529,592,399.46-730,844,204.36-291,464,992.31

Finding the Fourth Proportional to 529,592,399.46, 730,844,204.36 and 291,464,992.31

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Solution

The fourth proportional to 529,592,399.46, 730,844,204.36 and 291,464,992.31 is: 402,225,372.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,592,399.46 : 730,844,204.36 = 291,464,992.31 : x
  2. Step 2: Convert to fraction form
    529,592,399.46/730,844,204.36 = 291,464,992.31/x
  3. Step 3: Cross multiply
    529,592,399.46x = 730,844,204.36 × 291,464,992.31
  4. Step 4: Simplify right side
    529,592,399.46x = 213,015,500,398,483,936
  5. Step 5: Solve for x
    x = 213,015,500,398,483,936/529,592,399.46
  6. Step 6: Final answer
    x = 402,225,372.98

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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.