Home / 93,312,230.80-139,968,346.20-54,954,000.40

Finding the Fourth Proportional to 93,312,230.80, 139,968,346.20 and 54,954,000.40

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Solution

The fourth proportional to 93,312,230.80, 139,968,346.20 and 54,954,000.40 is: 82,431,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,230.80 : 139,968,346.20 = 54,954,000.40 : x
  2. Step 2: Convert to fraction form
    93,312,230.80/139,968,346.20 = 54,954,000.40/x
  3. Step 3: Cross multiply
    93,312,230.80x = 139,968,346.20 × 54,954,000.40
  4. Step 4: Simplify right side
    93,312,230.80x = 7,691,820,553,062,138
  5. Step 5: Solve for x
    x = 7,691,820,553,062,138/93,312,230.80
  6. Step 6: Final answer
    x = 82,431,000.60

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Similar ratio
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1.5x scale

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.