Home / 85,420,217.61-128,152,167.26-24,835,943.61

Finding the Fourth Proportional to 85,420,217.61, 128,152,167.26 and 24,835,943.61

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Solution

The fourth proportional to 85,420,217.61, 128,152,167.26 and 24,835,943.61 is: 37,260,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,420,217.61 : 128,152,167.26 = 24,835,943.61 : x
  2. Step 2: Convert to fraction form
    85,420,217.61/128,152,167.26 = 24,835,943.61/x
  3. Step 3: Cross multiply
    85,420,217.61x = 128,152,167.26 × 24,835,943.61
  4. Step 4: Simplify right side
    85,420,217.61x = 3,182,779,999,444,468.50
  5. Step 5: Solve for x
    x = 3,182,779,999,444,468.50/85,420,217.61
  6. Step 6: Final answer
    x = 37,260,265.64

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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.