Home / 211,055,817.95-291,257,056.36-116,976,038.83

Finding the Fourth Proportional to 211,055,817.95, 291,257,056.36 and 116,976,038.83

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Solution

The fourth proportional to 211,055,817.95, 291,257,056.36 and 116,976,038.83 is: 161,426,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,817.95 : 291,257,056.36 = 116,976,038.83 : x
  2. Step 2: Convert to fraction form
    211,055,817.95/291,257,056.36 = 116,976,038.83/x
  3. Step 3: Cross multiply
    211,055,817.95x = 291,257,056.36 × 116,976,038.83
  4. Step 4: Simplify right side
    211,055,817.95x = 34,070,096,733,696,936
  5. Step 5: Solve for x
    x = 34,070,096,733,696,936/211,055,817.95
  6. Step 6: Final answer
    x = 161,426,948.87

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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.