Home / 93,313,999.20-139,970,998.80-57,034,293.60

Finding the Fourth Proportional to 93,313,999.20, 139,970,998.80 and 57,034,293.60

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Solution

The fourth proportional to 93,313,999.20, 139,970,998.80 and 57,034,293.60 is: 85,551,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313,999.20 : 139,970,998.80 = 57,034,293.60 : x
  2. Step 2: Convert to fraction form
    93,313,999.20/139,970,998.80 = 57,034,293.60/x
  3. Step 3: Cross multiply
    93,313,999.20x = 139,970,998.80 × 57,034,293.60
  4. Step 4: Simplify right side
    93,313,999.20x = 7,983,147,041,044,449
  5. Step 5: Solve for x
    x = 7,983,147,041,044,449/93,313,999.20
  6. Step 6: Final answer
    x = 85,551,440.40

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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.