Home / 187,462,949.32-258,695,980.50-104,959,686.52

Finding the Fourth Proportional to 187,462,949.32, 258,695,980.50 and 104,959,686.52

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Solution

The fourth proportional to 187,462,949.32, 258,695,980.50 and 104,959,686.52 is: 144,842,749.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,462,949.32 : 258,695,980.50 = 104,959,686.52 : x
  2. Step 2: Convert to fraction form
    187,462,949.32/258,695,980.50 = 104,959,686.52/x
  3. Step 3: Cross multiply
    187,462,949.32x = 258,695,980.50 × 104,959,686.52
  4. Step 4: Simplify right side
    187,462,949.32x = 27,152,649,017,264,032
  5. Step 5: Solve for x
    x = 27,152,649,017,264,032/187,462,949.32
  6. Step 6: Final answer
    x = 144,842,749.54

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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.