Home / 50,533,075.20-75,799,612.80-45,242,284.80

Finding the Fourth Proportional to 50,533,075.20, 75,799,612.80 and 45,242,284.80

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Solution

The fourth proportional to 50,533,075.20, 75,799,612.80 and 45,242,284.80 is: 67,863,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,533,075.20 : 75,799,612.80 = 45,242,284.80 : x
  2. Step 2: Convert to fraction form
    50,533,075.20/75,799,612.80 = 45,242,284.80/x
  3. Step 3: Cross multiply
    50,533,075.20x = 75,799,612.80 × 45,242,284.80
  4. Step 4: Simplify right side
    50,533,075.20x = 3,429,347,670,027,325
  5. Step 5: Solve for x
    x = 3,429,347,670,027,325/50,533,075.20
  6. Step 6: Final answer
    x = 67,863,427.20

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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.