Home / 384,006,149.93-529,929,408.06-207,796,036.12

Finding the Fourth Proportional to 384,006,149.93, 529,929,408.06 and 207,796,036.12

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Solution

The fourth proportional to 384,006,149.93, 529,929,408.06 and 207,796,036.12 is: 286,759,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,006,149.93 : 529,929,408.06 = 207,796,036.12 : x
  2. Step 2: Convert to fraction form
    384,006,149.93/529,929,408.06 = 207,796,036.12/x
  3. Step 3: Cross multiply
    384,006,149.93x = 529,929,408.06 × 207,796,036.12
  4. Step 4: Simplify right side
    384,006,149.93x = 110,117,230,418,285,984
  5. Step 5: Solve for x
    x = 110,117,230,418,285,984/384,006,149.93
  6. Step 6: Final answer
    x = 286,759,028.31

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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.