Home / 65,164,378,306.74-97,693,819,235.34-20,372,819,005.40

Finding the Fourth Proportional to 65,164,378,306.74, 97,693,819,235.34 and 20,372,819,005.40

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Solution

The fourth proportional to 65,164,378,306.74, 97,693,819,235.34 and 20,372,819,005.40 is: 30,542,737,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,164,378,306.74 : 97,693,819,235.34 = 20,372,819,005.40 : x
  2. Step 2: Convert to fraction form
    65,164,378,306.74/97,693,819,235.34 = 20,372,819,005.40/x
  3. Step 3: Cross multiply
    65,164,378,306.74x = 97,693,819,235.34 × 20,372,819,005.40
  4. Step 4: Simplify right side
    65,164,378,306.74x = 1,990,298,497,227,846,844,416
  5. Step 5: Solve for x
    x = 1,990,298,497,227,846,844,416/65,164,378,306.74
  6. Step 6: Final answer
    x = 30,542,737,442.52

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1.5x scale

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.