Home / 368,281,632,474.73-508,223,244,061.93-205,703,650,988.51

Finding the Fourth Proportional to 368,281,632,474.73, 508,223,244,061.93 and 205,703,650,988.51

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Solution

The fourth proportional to 368,281,632,474.73, 508,223,244,061.93 and 205,703,650,988.51 is: 283,868,017,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,281,632,474.73 : 508,223,244,061.93 = 205,703,650,988.51 : x
  2. Step 2: Convert to fraction form
    368,281,632,474.73/508,223,244,061.93 = 205,703,650,988.51/x
  3. Step 3: Cross multiply
    368,281,632,474.73x = 508,223,244,061.93 × 205,703,650,988.51
  4. Step 4: Simplify right side
    368,281,632,474.73x = 104,543,376,820,763,591,966,720
  5. Step 5: Solve for x
    x = 104,543,376,820,763,591,966,720/368,281,632,474.73
  6. Step 6: Final answer
    x = 283,868,017,305.85

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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.