Home / 53,979,370.90-80,969,056.35-48,772,561.30

Finding the Fourth Proportional to 53,979,370.90, 80,969,056.35 and 48,772,561.30

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Solution

The fourth proportional to 53,979,370.90, 80,969,056.35 and 48,772,561.30 is: 73,158,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,979,370.90 : 80,969,056.35 = 48,772,561.30 : x
  2. Step 2: Convert to fraction form
    53,979,370.90/80,969,056.35 = 48,772,561.30/x
  3. Step 3: Cross multiply
    53,979,370.90x = 80,969,056.35 × 48,772,561.30
  4. Step 4: Simplify right side
    53,979,370.90x = 3,949,068,264,233,528.50
  5. Step 5: Solve for x
    x = 3,949,068,264,233,528.50/53,979,370.90
  6. Step 6: Final answer
    x = 73,158,841.95

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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.