Home / 466,527,644.96-643,808,125.43-251,946,268.96

Finding the Fourth Proportional to 466,527,644.96, 643,808,125.43 and 251,946,268.96

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Solution

The fourth proportional to 466,527,644.96, 643,808,125.43 and 251,946,268.96 is: 347,685,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,527,644.96 : 643,808,125.43 = 251,946,268.96 : x
  2. Step 2: Convert to fraction form
    466,527,644.96/643,808,125.43 = 251,946,268.96/x
  3. Step 3: Cross multiply
    466,527,644.96x = 643,808,125.43 × 251,946,268.96
  4. Step 4: Simplify right side
    466,527,644.96x = 162,205,055,125,350,944
  5. Step 5: Solve for x
    x = 162,205,055,125,350,944/466,527,644.96
  6. Step 6: Final answer
    x = 347,685,837.86

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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.