Home / 176,382,807.26-243,421,907.94-105,821,072.93

Finding the Fourth Proportional to 176,382,807.26, 243,421,907.94 and 105,821,072.93

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Solution

The fourth proportional to 176,382,807.26, 243,421,907.94 and 105,821,072.93 is: 146,041,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,382,807.26 : 243,421,907.94 = 105,821,072.93 : x
  2. Step 2: Convert to fraction form
    176,382,807.26/243,421,907.94 = 105,821,072.93/x
  3. Step 3: Cross multiply
    176,382,807.26x = 243,421,907.94 × 105,821,072.93
  4. Step 4: Simplify right side
    176,382,807.26x = 25,759,167,473,487,040
  5. Step 5: Solve for x
    x = 25,759,167,473,487,040/176,382,807.26
  6. Step 6: Final answer
    x = 146,041,260.34

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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.