Home / 90,062,319.29-135,104,410.72-25,366,124.35

Finding the Fourth Proportional to 90,062,319.29, 135,104,410.72 and 25,366,124.35

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Solution

The fourth proportional to 90,062,319.29, 135,104,410.72 and 25,366,124.35 is: 38,052,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,062,319.29 : 135,104,410.72 = 25,366,124.35 : x
  2. Step 2: Convert to fraction form
    90,062,319.29/135,104,410.72 = 25,366,124.35/x
  3. Step 3: Cross multiply
    90,062,319.29x = 135,104,410.72 × 25,366,124.35
  4. Step 4: Simplify right side
    90,062,319.29x = 3,427,075,282,757,581
  5. Step 5: Solve for x
    x = 3,427,075,282,757,581/90,062,319.29
  6. Step 6: Final answer
    x = 38,052,265.48

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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.