Home / 92,012,175.20-138,130,237.20-46,550,568.80

Finding the Fourth Proportional to 92,012,175.20, 138,130,237.20 and 46,550,568.80

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Solution

The fourth proportional to 92,012,175.20, 138,130,237.20 and 46,550,568.80 is: 69,882,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012,175.20 : 138,130,237.20 = 46,550,568.80 : x
  2. Step 2: Convert to fraction form
    92,012,175.20/138,130,237.20 = 46,550,568.80/x
  3. Step 3: Cross multiply
    92,012,175.20x = 138,130,237.20 × 46,550,568.80
  4. Step 4: Simplify right side
    92,012,175.20x = 6,430,041,110,138,918
  5. Step 5: Solve for x
    x = 6,430,041,110,138,918/92,012,175.20
  6. Step 6: Final answer
    x = 69,882,503.01

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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.