Home / 93,312,787.20-139,969,180.80-39,460,099.20

Finding the Fourth Proportional to 93,312,787.20, 139,969,180.80 and 39,460,099.20

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Solution

The fourth proportional to 93,312,787.20, 139,969,180.80 and 39,460,099.20 is: 59,190,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,787.20 : 139,969,180.80 = 39,460,099.20 : x
  2. Step 2: Convert to fraction form
    93,312,787.20/139,969,180.80 = 39,460,099.20/x
  3. Step 3: Cross multiply
    93,312,787.20x = 139,969,180.80 × 39,460,099.20
  4. Step 4: Simplify right side
    93,312,787.20x = 5,523,197,759,310,736
  5. Step 5: Solve for x
    x = 5,523,197,759,310,736/93,312,787.20
  6. Step 6: Final answer
    x = 59,190,148.80

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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.