Home / 180,697,568.58-249,362,453.85-98,191,155.78

Finding the Fourth Proportional to 180,697,568.58, 249,362,453.85 and 98,191,155.78

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Solution

The fourth proportional to 180,697,568.58, 249,362,453.85 and 98,191,155.78 is: 135,503,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,697,568.58 : 249,362,453.85 = 98,191,155.78 : x
  2. Step 2: Convert to fraction form
    180,697,568.58/249,362,453.85 = 98,191,155.78/x
  3. Step 3: Cross multiply
    180,697,568.58x = 249,362,453.85 × 98,191,155.78
  4. Step 4: Simplify right side
    180,697,568.58x = 24,485,187,551,668,412
  5. Step 5: Solve for x
    x = 24,485,187,551,668,412/180,697,568.58
  6. Step 6: Final answer
    x = 135,503,691.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.