Home / 527,181,696,701.85-790,772,545,052.75-173,835,504,010.65

Finding the Fourth Proportional to 527,181,696,701.85, 790,772,545,052.75 and 173,835,504,010.65

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Solution

The fourth proportional to 527,181,696,701.85, 790,772,545,052.75 and 173,835,504,010.65 is: 260,753,256,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,181,696,701.85 : 790,772,545,052.75 = 173,835,504,010.65 : x
  2. Step 2: Convert to fraction form
    527,181,696,701.85/790,772,545,052.75 = 173,835,504,010.65/x
  3. Step 3: Cross multiply
    527,181,696,701.85x = 790,772,545,052.75 × 173,835,504,010.65
  4. Step 4: Simplify right side
    527,181,696,701.85x = 137,464,343,927,029,233,614,848
  5. Step 5: Solve for x
    x = 137,464,343,927,029,233,614,848/527,181,696,701.85
  6. Step 6: Final answer
    x = 260,753,256,015.97

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Double scale
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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.