Home / 75,549,499.20-113,324,248.80-73,869,883.20

Finding the Fourth Proportional to 75,549,499.20, 113,324,248.80 and 73,869,883.20

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Solution

The fourth proportional to 75,549,499.20, 113,324,248.80 and 73,869,883.20 is: 110,804,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549,499.20 : 113,324,248.80 = 73,869,883.20 : x
  2. Step 2: Convert to fraction form
    75,549,499.20/113,324,248.80 = 73,869,883.20/x
  3. Step 3: Cross multiply
    75,549,499.20x = 113,324,248.80 × 73,869,883.20
  4. Step 4: Simplify right side
    75,549,499.20x = 8,371,249,022,583,740
  5. Step 5: Solve for x
    x = 8,371,249,022,583,740/75,549,499.20
  6. Step 6: Final answer
    x = 110,804,824.80

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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.