Home / 93,409,311.92-128,905,078.34-52,157,680.52

Finding the Fourth Proportional to 93,409,311.92, 128,905,078.34 and 52,157,680.52

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Solution

The fourth proportional to 93,409,311.92, 128,905,078.34 and 52,157,680.52 is: 71,977,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,409,311.92 : 128,905,078.34 = 52,157,680.52 : x
  2. Step 2: Convert to fraction form
    93,409,311.92/128,905,078.34 = 52,157,680.52/x
  3. Step 3: Cross multiply
    93,409,311.92x = 128,905,078.34 × 52,157,680.52
  4. Step 4: Simplify right side
    93,409,311.92x = 6,723,389,893,463,293
  5. Step 5: Solve for x
    x = 6,723,389,893,463,293/93,409,311.92
  6. Step 6: Final answer
    x = 71,977,726.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.