Home / 560,163,725.66-773,027,029.96-309,268,602.73

Finding the Fourth Proportional to 560,163,725.66, 773,027,029.96 and 309,268,602.73

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Solution

The fourth proportional to 560,163,725.66, 773,027,029.96 and 309,268,602.73 is: 426,791,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,163,725.66 : 773,027,029.96 = 309,268,602.73 : x
  2. Step 2: Convert to fraction form
    560,163,725.66/773,027,029.96 = 309,268,602.73/x
  3. Step 3: Cross multiply
    560,163,725.66x = 773,027,029.96 × 309,268,602.73
  4. Step 4: Simplify right side
    560,163,725.66x = 239,072,989,430,182,240
  5. Step 5: Solve for x
    x = 239,072,989,430,182,240/560,163,725.66
  6. Step 6: Final answer
    x = 426,791,272.77

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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.