Home / 310,055,275.31-427,876,046.02-170,826,037.07

Finding the Fourth Proportional to 310,055,275.31, 427,876,046.02 and 170,826,037.07

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Solution

The fourth proportional to 310,055,275.31, 427,876,046.02 and 170,826,037.07 is: 235,739,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,055,275.31 : 427,876,046.02 = 170,826,037.07 : x
  2. Step 2: Convert to fraction form
    310,055,275.31/427,876,046.02 = 170,826,037.07/x
  3. Step 3: Cross multiply
    310,055,275.31x = 427,876,046.02 × 170,826,037.07
  4. Step 4: Simplify right side
    310,055,275.31x = 73,092,369,299,260,656
  5. Step 5: Solve for x
    x = 73,092,369,299,260,656/310,055,275.31
  6. Step 6: Final answer
    x = 235,739,802.29

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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.