Home / 505,488,385.50-758,232,578.25-122,535,937.50

Finding the Fourth Proportional to 505,488,385.50, 758,232,578.25 and 122,535,937.50

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Solution

The fourth proportional to 505,488,385.50, 758,232,578.25 and 122,535,937.50 is: 183,803,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,488,385.50 : 758,232,578.25 = 122,535,937.50 : x
  2. Step 2: Convert to fraction form
    505,488,385.50/758,232,578.25 = 122,535,937.50/x
  3. Step 3: Cross multiply
    505,488,385.50x = 758,232,578.25 × 122,535,937.50
  4. Step 4: Simplify right side
    505,488,385.50x = 92,910,739,818,905,856
  5. Step 5: Solve for x
    x = 92,910,739,818,905,856/505,488,385.50
  6. Step 6: Final answer
    x = 183,803,906.25

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Double scale
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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.