Home / 102,850,362.36-141,926,512.87-56,443,605.64

Finding the Fourth Proportional to 102,850,362.36, 141,926,512.87 and 56,443,605.64

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Solution

The fourth proportional to 102,850,362.36, 141,926,512.87 and 56,443,605.64 is: 77,888,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,850,362.36 : 141,926,512.87 = 56,443,605.64 : x
  2. Step 2: Convert to fraction form
    102,850,362.36/141,926,512.87 = 56,443,605.64/x
  3. Step 3: Cross multiply
    102,850,362.36x = 141,926,512.87 × 56,443,605.64
  4. Step 4: Simplify right side
    102,850,362.36x = 8,010,844,122,010,403
  5. Step 5: Solve for x
    x = 8,010,844,122,010,403/102,850,362.36
  6. Step 6: Final answer
    x = 77,888,341.26

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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.