Home / 91,330,665.92-126,054,629.12-54,181,566.24

Finding the Fourth Proportional to 91,330,665.92, 126,054,629.12 and 54,181,566.24

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Solution

The fourth proportional to 91,330,665.92, 126,054,629.12 and 54,181,566.24 is: 74,781,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,330,665.92 : 126,054,629.12 = 54,181,566.24 : x
  2. Step 2: Convert to fraction form
    91,330,665.92/126,054,629.12 = 54,181,566.24/x
  3. Step 3: Cross multiply
    91,330,665.92x = 126,054,629.12 × 54,181,566.24
  4. Step 4: Simplify right side
    91,330,665.92x = 6,829,837,237,523,913
  5. Step 5: Solve for x
    x = 6,829,837,237,523,913/91,330,665.92
  6. Step 6: Final answer
    x = 74,781,423.84

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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.