Home / 77,625,667.20-116,438,500.80-26,500,022.40

Finding the Fourth Proportional to 77,625,667.20, 116,438,500.80 and 26,500,022.40

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Solution

The fourth proportional to 77,625,667.20, 116,438,500.80 and 26,500,022.40 is: 39,750,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,625,667.20 : 116,438,500.80 = 26,500,022.40 : x
  2. Step 2: Convert to fraction form
    77,625,667.20/116,438,500.80 = 26,500,022.40/x
  3. Step 3: Cross multiply
    77,625,667.20x = 116,438,500.80 × 26,500,022.40
  4. Step 4: Simplify right side
    77,625,667.20x = 3,085,622,879,422,417.50
  5. Step 5: Solve for x
    x = 3,085,622,879,422,417.50/77,625,667.20
  6. Step 6: Final answer
    x = 39,750,033.60

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1.5x scale

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.