Home / 93,312,144.80-139,968,217.20-87,340,176.80

Finding the Fourth Proportional to 93,312,144.80, 139,968,217.20 and 87,340,176.80

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Solution

The fourth proportional to 93,312,144.80, 139,968,217.20 and 87,340,176.80 is: 131,010,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,144.80 : 139,968,217.20 = 87,340,176.80 : x
  2. Step 2: Convert to fraction form
    93,312,144.80/139,968,217.20 = 87,340,176.80/x
  3. Step 3: Cross multiply
    93,312,144.80x = 139,968,217.20 × 87,340,176.80
  4. Step 4: Simplify right side
    93,312,144.80x = 12,224,848,836,628,800
  5. Step 5: Solve for x
    x = 12,224,848,836,628,800/93,312,144.80
  6. Step 6: Final answer
    x = 131,010,265.20

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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.