Home / 85,420,217.36-128,152,166.88-24,835,943.36

Finding the Fourth Proportional to 85,420,217.36, 128,152,166.88 and 24,835,943.36

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Solution

The fourth proportional to 85,420,217.36, 128,152,166.88 and 24,835,943.36 is: 37,260,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,420,217.36 : 128,152,166.88 = 24,835,943.36 : x
  2. Step 2: Convert to fraction form
    85,420,217.36/128,152,166.88 = 24,835,943.36/x
  3. Step 3: Cross multiply
    85,420,217.36x = 128,152,166.88 × 24,835,943.36
  4. Step 4: Simplify right side
    85,420,217.36x = 3,182,779,958,092,947.50
  5. Step 5: Solve for x
    x = 3,182,779,958,092,947.50/85,420,217.36
  6. Step 6: Final answer
    x = 37,260,265.27

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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.