Home / 835,384,359.96-1,253,076,772.01-310,684,905.72

Finding the Fourth Proportional to 835,384,359.96, 1,253,076,772.01 and 310,684,905.72

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Solution

The fourth proportional to 835,384,359.96, 1,253,076,772.01 and 310,684,905.72 is: 466,027,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,384,359.96 : 1,253,076,772.01 = 310,684,905.72 : x
  2. Step 2: Convert to fraction form
    835,384,359.96/1,253,076,772.01 = 310,684,905.72/x
  3. Step 3: Cross multiply
    835,384,359.96x = 1,253,076,772.01 × 310,684,905.72
  4. Step 4: Simplify right side
    835,384,359.96x = 389,312,038,770,295,424
  5. Step 5: Solve for x
    x = 389,312,038,770,295,424/835,384,359.96
  6. Step 6: Final answer
    x = 466,027,444.89

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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.