Home / 20,803,214,231.70-31,204,821,347.55-13,364,740,842.90

Finding the Fourth Proportional to 20,803,214,231.70, 31,204,821,347.55 and 13,364,740,842.90

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Solution

The fourth proportional to 20,803,214,231.70, 31,204,821,347.55 and 13,364,740,842.90 is: 20,047,111,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,803,214,231.70 : 31,204,821,347.55 = 13,364,740,842.90 : x
  2. Step 2: Convert to fraction form
    20,803,214,231.70/31,204,821,347.55 = 13,364,740,842.90/x
  3. Step 3: Cross multiply
    20,803,214,231.70x = 31,204,821,347.55 × 13,364,740,842.90
  4. Step 4: Simplify right side
    20,803,214,231.70x = 417,044,350,358,999,269,376
  5. Step 5: Solve for x
    x = 417,044,350,358,999,269,376/20,803,214,231.70
  6. Step 6: Final answer
    x = 20,047,111,264.35

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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.