Home / 47,869,055,999.40-71,803,583,999.10-21,747,667,967.40

Finding the Fourth Proportional to 47,869,055,999.40, 71,803,583,999.10 and 21,747,667,967.40

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Solution

The fourth proportional to 47,869,055,999.40, 71,803,583,999.10 and 21,747,667,967.40 is: 32,621,501,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869,055,999.40 : 71,803,583,999.10 = 21,747,667,967.40 : x
  2. Step 2: Convert to fraction form
    47,869,055,999.40/71,803,583,999.10 = 21,747,667,967.40/x
  3. Step 3: Cross multiply
    47,869,055,999.40x = 71,803,583,999.10 × 21,747,667,967.40
  4. Step 4: Simplify right side
    47,869,055,999.40x = 1,561,560,503,681,742,536,704
  5. Step 5: Solve for x
    x = 1,561,560,503,681,742,536,704/47,869,055,999.40
  6. Step 6: Final answer
    x = 32,621,501,951.10

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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.