Home / 368,281,632,820.48-508,223,244,540.14-205,703,651,335.20

Finding the Fourth Proportional to 368,281,632,820.48, 508,223,244,540.14 and 205,703,651,335.20

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Solution

The fourth proportional to 368,281,632,820.48, 508,223,244,540.14 and 205,703,651,335.20 is: 283,868,017,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,281,632,820.48 : 508,223,244,540.14 = 205,703,651,335.20 : x
  2. Step 2: Convert to fraction form
    368,281,632,820.48/508,223,244,540.14 = 205,703,651,335.20/x
  3. Step 3: Cross multiply
    368,281,632,820.48x = 508,223,244,540.14 × 205,703,651,335.20
  4. Step 4: Simplify right side
    368,281,632,820.48x = 104,543,377,095,329,056,817,152
  5. Step 5: Solve for x
    x = 104,543,377,095,329,056,817,152/368,281,632,820.48
  6. Step 6: Final answer
    x = 283,868,017,784.88

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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.