Home / 329,852,051.48-455,275,104.27-188,805,045.15

Finding the Fourth Proportional to 329,852,051.48, 455,275,104.27 and 188,805,045.15

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Solution

The fourth proportional to 329,852,051.48, 455,275,104.27 and 188,805,045.15 is: 260,596,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,852,051.48 : 455,275,104.27 = 188,805,045.15 : x
  2. Step 2: Convert to fraction form
    329,852,051.48/455,275,104.27 = 188,805,045.15/x
  3. Step 3: Cross multiply
    329,852,051.48x = 455,275,104.27 × 188,805,045.15
  4. Step 4: Simplify right side
    329,852,051.48x = 85,958,236,616,660,288
  5. Step 5: Solve for x
    x = 85,958,236,616,660,288/329,852,051.48
  6. Step 6: Final answer
    x = 260,596,337.75

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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.