Home / 841,487,767.20-1,262,231,631.36-228,071,980.80

Finding the Fourth Proportional to 841,487,767.20, 1,262,231,631.36 and 228,071,980.80

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Solution

The fourth proportional to 841,487,767.20, 1,262,231,631.36 and 228,071,980.80 is: 342,107,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,487,767.20 : 1,262,231,631.36 = 228,071,980.80 : x
  2. Step 2: Convert to fraction form
    841,487,767.20/1,262,231,631.36 = 228,071,980.80/x
  3. Step 3: Cross multiply
    841,487,767.20x = 1,262,231,631.36 × 228,071,980.80
  4. Step 4: Simplify right side
    841,487,767.20x = 287,879,668,392,690,592
  5. Step 5: Solve for x
    x = 287,879,668,392,690,592/841,487,767.20
  6. Step 6: Final answer
    x = 342,107,965.93

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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.