Home / 91,884,658.36-126,800,840.58-50,068,730.68

Finding the Fourth Proportional to 91,884,658.36, 126,800,840.58 and 50,068,730.68

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Solution

The fourth proportional to 91,884,658.36, 126,800,840.58 and 50,068,730.68 is: 69,094,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,884,658.36 : 126,800,840.58 = 50,068,730.68 : x
  2. Step 2: Convert to fraction form
    91,884,658.36/126,800,840.58 = 50,068,730.68/x
  3. Step 3: Cross multiply
    91,884,658.36x = 126,800,840.58 × 50,068,730.68
  4. Step 4: Simplify right side
    91,884,658.36x = 6,348,757,136,997,635
  5. Step 5: Solve for x
    x = 6,348,757,136,997,635/91,884,658.36
  6. Step 6: Final answer
    x = 69,094,854.90

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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.