Home / 80,399,300.63-120,550,299.93-36,075,460.46

Finding the Fourth Proportional to 80,399,300.63, 120,550,299.93 and 36,075,460.46

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Solution

The fourth proportional to 80,399,300.63, 120,550,299.93 and 36,075,460.46 is: 54,091,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,399,300.63 : 120,550,299.93 = 36,075,460.46 : x
  2. Step 2: Convert to fraction form
    80,399,300.63/120,550,299.93 = 36,075,460.46/x
  3. Step 3: Cross multiply
    80,399,300.63x = 120,550,299.93 × 36,075,460.46
  4. Step 4: Simplify right side
    80,399,300.63x = 4,348,907,577,963,104.50
  5. Step 5: Solve for x
    x = 4,348,907,577,963,104.50/80,399,300.63
  6. Step 6: Final answer
    x = 54,091,360.80

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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.