Home / 211,055,817.91-291,257,056.37-116,976,038.82

Finding the Fourth Proportional to 211,055,817.91, 291,257,056.37 and 116,976,038.82

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Solution

The fourth proportional to 211,055,817.91, 291,257,056.37 and 116,976,038.82 is: 161,426,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,817.91 : 291,257,056.37 = 116,976,038.82 : x
  2. Step 2: Convert to fraction form
    211,055,817.91/291,257,056.37 = 116,976,038.82/x
  3. Step 3: Cross multiply
    211,055,817.91x = 291,257,056.37 × 116,976,038.82
  4. Step 4: Simplify right side
    211,055,817.91x = 34,070,096,732,536,048
  5. Step 5: Solve for x
    x = 34,070,096,732,536,048/211,055,817.91
  6. Step 6: Final answer
    x = 161,426,948.90

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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.