Home / 258,265,363.01-356,403,255.59-140,788,101.65

Finding the Fourth Proportional to 258,265,363.01, 356,403,255.59 and 140,788,101.65

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Solution

The fourth proportional to 258,265,363.01, 356,403,255.59 and 140,788,101.65 is: 194,285,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,265,363.01 : 356,403,255.59 = 140,788,101.65 : x
  2. Step 2: Convert to fraction form
    258,265,363.01/356,403,255.59 = 140,788,101.65/x
  3. Step 3: Cross multiply
    258,265,363.01x = 356,403,255.59 × 140,788,101.65
  4. Step 4: Simplify right side
    258,265,363.01x = 50,177,337,774,965,808
  5. Step 5: Solve for x
    x = 50,177,337,774,965,808/258,265,363.01
  6. Step 6: Final answer
    x = 194,285,974.67

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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.