Home / 205,063,591.68-282,989,521.26-116,962,051.95

Finding the Fourth Proportional to 205,063,591.68, 282,989,521.26 and 116,962,051.95

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Solution

The fourth proportional to 205,063,591.68, 282,989,521.26 and 116,962,051.95 is: 161,408,638.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,063,591.68 : 282,989,521.26 = 116,962,051.95 : x
  2. Step 2: Convert to fraction form
    205,063,591.68/282,989,521.26 = 116,962,051.95/x
  3. Step 3: Cross multiply
    205,063,591.68x = 282,989,521.26 × 116,962,051.95
  4. Step 4: Simplify right side
    205,063,591.68x = 33,099,035,086,917,748
  5. Step 5: Solve for x
    x = 33,099,035,086,917,748/205,063,591.68
  6. Step 6: Final answer
    x = 161,408,638.25

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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.