Home / 20,496,395,526.74-30,745,942,305.90-5,370,335,291.81

Finding the Fourth Proportional to 20,496,395,526.74, 30,745,942,305.90 and 5,370,335,291.81

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Solution

The fourth proportional to 20,496,395,526.74, 30,745,942,305.90 and 5,370,335,291.81 is: 8,055,856,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496,395,526.74 : 30,745,942,305.90 = 5,370,335,291.81 : x
  2. Step 2: Convert to fraction form
    20,496,395,526.74/30,745,942,305.90 = 5,370,335,291.81/x
  3. Step 3: Cross multiply
    20,496,395,526.74x = 30,745,942,305.90 × 5,370,335,291.81
  4. Step 4: Simplify right side
    20,496,395,526.74x = 165,116,019,045,148,327,936
  5. Step 5: Solve for x
    x = 165,116,019,045,148,327,936/20,496,395,526.74
  6. Step 6: Final answer
    x = 8,055,856,398.25

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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.