Home / 78,865,081.60-118,308,907.04-24,282,285.44

Finding the Fourth Proportional to 78,865,081.60, 118,308,907.04 and 24,282,285.44

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Solution

The fourth proportional to 78,865,081.60, 118,308,907.04 and 24,282,285.44 is: 36,426,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,865,081.60 : 118,308,907.04 = 24,282,285.44 : x
  2. Step 2: Convert to fraction form
    78,865,081.60/118,308,907.04 = 24,282,285.44/x
  3. Step 3: Cross multiply
    78,865,081.60x = 118,308,907.04 × 24,282,285.44
  4. Step 4: Simplify right side
    78,865,081.60x = 2,872,810,650,839,706
  5. Step 5: Solve for x
    x = 2,872,810,650,839,706/78,865,081.60
  6. Step 6: Final answer
    x = 36,426,902.66

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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.