Home / 3,116,840,036.53-4,301,241,569.38-1,687,922,235.22

Finding the Fourth Proportional to 3,116,840,036.53, 4,301,241,569.38 and 1,687,922,235.22

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Solution

The fourth proportional to 3,116,840,036.53, 4,301,241,569.38 and 1,687,922,235.22 is: 2,329,333,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,840,036.53 : 4,301,241,569.38 = 1,687,922,235.22 : x
  2. Step 2: Convert to fraction form
    3,116,840,036.53/4,301,241,569.38 = 1,687,922,235.22/x
  3. Step 3: Cross multiply
    3,116,840,036.53x = 4,301,241,569.38 × 1,687,922,235.22
  4. Step 4: Simplify right side
    3,116,840,036.53x = 7,260,161,283,979,123,712
  5. Step 5: Solve for x
    x = 7,260,161,283,979,123,712/3,116,840,036.53
  6. Step 6: Final answer
    x = 2,329,333,940.43

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Double scale
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1.5x scale

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.