Home / 93,438,203.70-140,157,305.55-55,142,958.90

Finding the Fourth Proportional to 93,438,203.70, 140,157,305.55 and 55,142,958.90

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Solution

The fourth proportional to 93,438,203.70, 140,157,305.55 and 55,142,958.90 is: 82,714,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,438,203.70 : 140,157,305.55 = 55,142,958.90 : x
  2. Step 2: Convert to fraction form
    93,438,203.70/140,157,305.55 = 55,142,958.90/x
  3. Step 3: Cross multiply
    93,438,203.70x = 140,157,305.55 × 55,142,958.90
  4. Step 4: Simplify right side
    93,438,203.70x = 7,728,688,539,478,392
  5. Step 5: Solve for x
    x = 7,728,688,539,478,392/93,438,203.70
  6. Step 6: Final answer
    x = 82,714,438.35

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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.