Home / 79,056,104.40-118,584,156.60-56,097,853.20

Finding the Fourth Proportional to 79,056,104.40, 118,584,156.60 and 56,097,853.20

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Solution

The fourth proportional to 79,056,104.40, 118,584,156.60 and 56,097,853.20 is: 84,146,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,056,104.40 : 118,584,156.60 = 56,097,853.20 : x
  2. Step 2: Convert to fraction form
    79,056,104.40/118,584,156.60 = 56,097,853.20/x
  3. Step 3: Cross multiply
    79,056,104.40x = 118,584,156.60 × 56,097,853.20
  4. Step 4: Simplify right side
    79,056,104.40x = 6,652,316,608,792,611
  5. Step 5: Solve for x
    x = 6,652,316,608,792,611/79,056,104.40
  6. Step 6: Final answer
    x = 84,146,779.80

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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.