Home / 211,791,752.46-292,302,037.62-118,979,321.58

Finding the Fourth Proportional to 211,791,752.46, 292,302,037.62 and 118,979,321.58

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Solution

The fourth proportional to 211,791,752.46, 292,302,037.62 and 118,979,321.58 is: 164,207,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,791,752.46 : 292,302,037.62 = 118,979,321.58 : x
  2. Step 2: Convert to fraction form
    211,791,752.46/292,302,037.62 = 118,979,321.58/x
  3. Step 3: Cross multiply
    211,791,752.46x = 292,302,037.62 × 118,979,321.58
  4. Step 4: Simplify right side
    211,791,752.46x = 34,777,898,132,479,236
  5. Step 5: Solve for x
    x = 34,777,898,132,479,236/211,791,752.46
  6. Step 6: Final answer
    x = 164,207,990.77

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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.