Home / 217,737,637.77-300,477,414.04-118,619,199.66

Finding the Fourth Proportional to 217,737,637.77, 300,477,414.04 and 118,619,199.66

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Solution

The fourth proportional to 217,737,637.77, 300,477,414.04 and 118,619,199.66 is: 163,694,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,637.77 : 300,477,414.04 = 118,619,199.66 : x
  2. Step 2: Convert to fraction form
    217,737,637.77/300,477,414.04 = 118,619,199.66/x
  3. Step 3: Cross multiply
    217,737,637.77x = 300,477,414.04 × 118,619,199.66
  4. Step 4: Simplify right side
    217,737,637.77x = 35,642,390,369,331,248
  5. Step 5: Solve for x
    x = 35,642,390,369,331,248/217,737,637.77
  6. Step 6: Final answer
    x = 163,694,208.93

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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.