Home / 67,375,838,194.76-100,903,322,078.62-38,985,938,847.62

Finding the Fourth Proportional to 67,375,838,194.76, 100,903,322,078.62 and 38,985,938,847.62

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Solution

The fourth proportional to 67,375,838,194.76, 100,903,322,078.62 and 38,985,938,847.62 is: 58,386,075,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,375,838,194.76 : 100,903,322,078.62 = 38,985,938,847.62 : x
  2. Step 2: Convert to fraction form
    67,375,838,194.76/100,903,322,078.62 = 38,985,938,847.62/x
  3. Step 3: Cross multiply
    67,375,838,194.76x = 100,903,322,078.62 × 38,985,938,847.62
  4. Step 4: Simplify right side
    67,375,838,194.76x = 3,933,810,744,078,985,854,976
  5. Step 5: Solve for x
    x = 3,933,810,744,078,985,854,976/67,375,838,194.76
  6. Step 6: Final answer
    x = 58,386,075,030.46

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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.