Home / 75,535,310.40-113,302,965.60-67,032,254.40

Finding the Fourth Proportional to 75,535,310.40, 113,302,965.60 and 67,032,254.40

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Solution

The fourth proportional to 75,535,310.40, 113,302,965.60 and 67,032,254.40 is: 100,548,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535,310.40 : 113,302,965.60 = 67,032,254.40 : x
  2. Step 2: Convert to fraction form
    75,535,310.40/113,302,965.60 = 67,032,254.40/x
  3. Step 3: Cross multiply
    75,535,310.40x = 113,302,965.60 × 67,032,254.40
  4. Step 4: Simplify right side
    75,535,310.40x = 7,594,953,214,373,648
  5. Step 5: Solve for x
    x = 7,594,953,214,373,648/75,535,310.40
  6. Step 6: Final answer
    x = 100,548,381.60

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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.