Home / 105,770,866.07-158,572,857.46-66,827,233.23

Finding the Fourth Proportional to 105,770,866.07, 158,572,857.46 and 66,827,233.23

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Solution

The fourth proportional to 105,770,866.07, 158,572,857.46 and 66,827,233.23 is: 100,188,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,770,866.07 : 158,572,857.46 = 66,827,233.23 : x
  2. Step 2: Convert to fraction form
    105,770,866.07/158,572,857.46 = 66,827,233.23/x
  3. Step 3: Cross multiply
    105,770,866.07x = 158,572,857.46 × 66,827,233.23
  4. Step 4: Simplify right side
    105,770,866.07x = 10,596,985,329,426,966
  5. Step 5: Solve for x
    x = 10,596,985,329,426,966/105,770,866.07
  6. Step 6: Final answer
    x = 100,188,130.47

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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.