Home / 84,822,887.88-117,060,596.82-63,877,967.69

Finding the Fourth Proportional to 84,822,887.88, 117,060,596.82 and 63,877,967.69

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Solution

The fourth proportional to 84,822,887.88, 117,060,596.82 and 63,877,967.69 is: 88,155,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,822,887.88 : 117,060,596.82 = 63,877,967.69 : x
  2. Step 2: Convert to fraction form
    84,822,887.88/117,060,596.82 = 63,877,967.69/x
  3. Step 3: Cross multiply
    84,822,887.88x = 117,060,596.82 × 63,877,967.69
  4. Step 4: Simplify right side
    84,822,887.88x = 7,477,593,020,854,774
  5. Step 5: Solve for x
    x = 7,477,593,020,854,774/84,822,887.88
  6. Step 6: Final answer
    x = 88,155,369.47

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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.