Home / 78,894,272.90-118,341,409.35-44,456,896.10

Finding the Fourth Proportional to 78,894,272.90, 118,341,409.35 and 44,456,896.10

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Solution

The fourth proportional to 78,894,272.90, 118,341,409.35 and 44,456,896.10 is: 66,685,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,894,272.90 : 118,341,409.35 = 44,456,896.10 : x
  2. Step 2: Convert to fraction form
    78,894,272.90/118,341,409.35 = 44,456,896.10/x
  3. Step 3: Cross multiply
    78,894,272.90x = 118,341,409.35 × 44,456,896.10
  4. Step 4: Simplify right side
    78,894,272.90x = 5,261,091,739,800,518
  5. Step 5: Solve for x
    x = 5,261,091,739,800,518/78,894,272.90
  6. Step 6: Final answer
    x = 66,685,344.15

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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.