Home / 116,218,405.49-160,388,653.10-64,007,427.31

Finding the Fourth Proportional to 116,218,405.49, 160,388,653.10 and 64,007,427.31

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Solution

The fourth proportional to 116,218,405.49, 160,388,653.10 and 64,007,427.31 is: 88,334,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218,405.49 : 160,388,653.10 = 64,007,427.31 : x
  2. Step 2: Convert to fraction form
    116,218,405.49/160,388,653.10 = 64,007,427.31/x
  3. Step 3: Cross multiply
    116,218,405.49x = 160,388,653.10 × 64,007,427.31
  4. Step 4: Simplify right side
    116,218,405.49x = 10,266,065,053,926,046
  5. Step 5: Solve for x
    x = 10,266,065,053,926,046/116,218,405.49
  6. Step 6: Final answer
    x = 88,334,244.57

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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.