Home / 78,894,193.90-118,341,290.85-44,456,817.10

Finding the Fourth Proportional to 78,894,193.90, 118,341,290.85 and 44,456,817.10

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Solution

The fourth proportional to 78,894,193.90, 118,341,290.85 and 44,456,817.10 is: 66,685,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,894,193.90 : 118,341,290.85 = 44,456,817.10 : x
  2. Step 2: Convert to fraction form
    78,894,193.90/118,341,290.85 = 44,456,817.10/x
  3. Step 3: Cross multiply
    78,894,193.90x = 118,341,290.85 × 44,456,817.10
  4. Step 4: Simplify right side
    78,894,193.90x = 5,261,077,122,696,353
  5. Step 5: Solve for x
    x = 5,261,077,122,696,353/78,894,193.90
  6. Step 6: Final answer
    x = 66,685,225.65

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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.