Home / 78,325,432.68-108,092,014.18-46,968,586.86

Finding the Fourth Proportional to 78,325,432.68, 108,092,014.18 and 46,968,586.86

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Solution

The fourth proportional to 78,325,432.68, 108,092,014.18 and 46,968,586.86 is: 64,818,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,325,432.68 : 108,092,014.18 = 46,968,586.86 : x
  2. Step 2: Convert to fraction form
    78,325,432.68/108,092,014.18 = 46,968,586.86/x
  3. Step 3: Cross multiply
    78,325,432.68x = 108,092,014.18 × 46,968,586.86
  4. Step 4: Simplify right side
    78,325,432.68x = 5,076,929,156,885,682
  5. Step 5: Solve for x
    x = 5,076,929,156,885,682/78,325,432.68
  6. Step 6: Final answer
    x = 64,818,399.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.