Home / 85,395,112.34-117,845,310.65-46,236,915.63

Finding the Fourth Proportional to 85,395,112.34, 117,845,310.65 and 46,236,915.63

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Solution

The fourth proportional to 85,395,112.34, 117,845,310.65 and 46,236,915.63 is: 63,806,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,395,112.34 : 117,845,310.65 = 46,236,915.63 : x
  2. Step 2: Convert to fraction form
    85,395,112.34/117,845,310.65 = 46,236,915.63/x
  3. Step 3: Cross multiply
    85,395,112.34x = 117,845,310.65 × 46,236,915.63
  4. Step 4: Simplify right side
    85,395,112.34x = 5,448,803,685,684,006
  5. Step 5: Solve for x
    x = 5,448,803,685,684,006/85,395,112.34
  6. Step 6: Final answer
    x = 63,806,973.69

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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.