Home / 305,296,047.61-457,995,146.06-239,714,538.75

Finding the Fourth Proportional to 305,296,047.61, 457,995,146.06 and 239,714,538.75

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Solution

The fourth proportional to 305,296,047.61, 457,995,146.06 and 239,714,538.75 is: 359,611,911.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,296,047.61 : 457,995,146.06 = 239,714,538.75 : x
  2. Step 2: Convert to fraction form
    305,296,047.61/457,995,146.06 = 239,714,538.75/x
  3. Step 3: Cross multiply
    305,296,047.61x = 457,995,146.06 × 239,714,538.75
  4. Step 4: Simplify right side
    305,296,047.61x = 109,788,095,188,111,072
  5. Step 5: Solve for x
    x = 109,788,095,188,111,072/305,296,047.61
  6. Step 6: Final answer
    x = 359,611,911.29

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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.