Home / 85,326,495.52-117,750,487.74-48,164,597.92

Finding the Fourth Proportional to 85,326,495.52, 117,750,487.74 and 48,164,597.92

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Solution

The fourth proportional to 85,326,495.52, 117,750,487.74 and 48,164,597.92 is: 66,467,102.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,326,495.52 : 117,750,487.74 = 48,164,597.92 : x
  2. Step 2: Convert to fraction form
    85,326,495.52/117,750,487.74 = 48,164,597.92/x
  3. Step 3: Cross multiply
    85,326,495.52x = 117,750,487.74 × 48,164,597.92
  4. Step 4: Simplify right side
    85,326,495.52x = 5,671,404,896,880,989
  5. Step 5: Solve for x
    x = 5,671,404,896,880,989/85,326,495.52
  6. Step 6: Final answer
    x = 66,467,102.19

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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.