Home / 77,581,533.31-116,384,257.40-26,451,594.70

Finding the Fourth Proportional to 77,581,533.31, 116,384,257.40 and 26,451,594.70

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Solution

The fourth proportional to 77,581,533.31, 116,384,257.40 and 26,451,594.70 is: 39,681,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,581,533.31 : 116,384,257.40 = 26,451,594.70 : x
  2. Step 2: Convert to fraction form
    77,581,533.31/116,384,257.40 = 26,451,594.70/x
  3. Step 3: Cross multiply
    77,581,533.31x = 116,384,257.40 × 26,451,594.70
  4. Step 4: Simplify right side
    77,581,533.31x = 3,078,549,206,436,718.50
  5. Step 5: Solve for x
    x = 3,078,549,206,436,718.50/77,581,533.31
  6. Step 6: Final answer
    x = 39,681,468.97

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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.