Home / 487,156,923.80-730,735,385.70-228,876,597.80

Finding the Fourth Proportional to 487,156,923.80, 730,735,385.70 and 228,876,597.80

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Solution

The fourth proportional to 487,156,923.80, 730,735,385.70 and 228,876,597.80 is: 343,314,896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,156,923.80 : 730,735,385.70 = 228,876,597.80 : x
  2. Step 2: Convert to fraction form
    487,156,923.80/730,735,385.70 = 228,876,597.80/x
  3. Step 3: Cross multiply
    487,156,923.80x = 730,735,385.70 × 228,876,597.80
  4. Step 4: Simplify right side
    487,156,923.80x = 167,248,228,971,086,784
  5. Step 5: Solve for x
    x = 167,248,228,971,086,784/487,156,923.80
  6. Step 6: Final answer
    x = 343,314,896.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.