Home / 504,010,705.85-756,016,058.78-158,999,208.65

Finding the Fourth Proportional to 504,010,705.85, 756,016,058.78 and 158,999,208.65

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Solution

The fourth proportional to 504,010,705.85, 756,016,058.78 and 158,999,208.65 is: 238,498,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,010,705.85 : 756,016,058.78 = 158,999,208.65 : x
  2. Step 2: Convert to fraction form
    504,010,705.85/756,016,058.78 = 158,999,208.65/x
  3. Step 3: Cross multiply
    504,010,705.85x = 756,016,058.78 × 158,999,208.65
  4. Step 4: Simplify right side
    504,010,705.85x = 120,205,955,072,711,888
  5. Step 5: Solve for x
    x = 120,205,955,072,711,888/504,010,705.85
  6. Step 6: Final answer
    x = 238,498,812.98

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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.