Home / 658,063,109.80-908,127,177.54-364,726,615.72

Finding the Fourth Proportional to 658,063,109.80, 908,127,177.54 and 364,726,615.72

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Solution

The fourth proportional to 658,063,109.80, 908,127,177.54 and 364,726,615.72 is: 503,322,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,063,109.80 : 908,127,177.54 = 364,726,615.72 : x
  2. Step 2: Convert to fraction form
    658,063,109.80/908,127,177.54 = 364,726,615.72/x
  3. Step 3: Cross multiply
    658,063,109.80x = 908,127,177.54 × 364,726,615.72
  4. Step 4: Simplify right side
    658,063,109.80x = 331,218,152,107,519,808
  5. Step 5: Solve for x
    x = 331,218,152,107,519,808/658,063,109.80
  6. Step 6: Final answer
    x = 503,322,777.37

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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.