Home / 48,880,836.40-73,399,590.60-38,866,730.80

Finding the Fourth Proportional to 48,880,836.40, 73,399,590.60 and 38,866,730.80

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Solution

The fourth proportional to 48,880,836.40, 73,399,590.60 and 38,866,730.80 is: 58,362,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,880,836.40 : 73,399,590.60 = 38,866,730.80 : x
  2. Step 2: Convert to fraction form
    48,880,836.40/73,399,590.60 = 38,866,730.80/x
  3. Step 3: Cross multiply
    48,880,836.40x = 73,399,590.60 × 38,866,730.80
  4. Step 4: Simplify right side
    48,880,836.40x = 2,852,802,128,680,410
  5. Step 5: Solve for x
    x = 2,852,802,128,680,410/48,880,836.40
  6. Step 6: Final answer
    x = 58,362,383.68

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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.