Home / 85,424,549.52-117,896,232.60-48,256,397.04

Finding the Fourth Proportional to 85,424,549.52, 117,896,232.60 and 48,256,397.04

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Solution

The fourth proportional to 85,424,549.52, 117,896,232.60 and 48,256,397.04 is: 66,599,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,424,549.52 : 117,896,232.60 = 48,256,397.04 : x
  2. Step 2: Convert to fraction form
    85,424,549.52/117,896,232.60 = 48,256,397.04/x
  3. Step 3: Cross multiply
    85,424,549.52x = 117,896,232.60 × 48,256,397.04
  4. Step 4: Simplify right side
    85,424,549.52x = 5,689,247,409,865,791
  5. Step 5: Solve for x
    x = 5,689,247,409,865,791/85,424,549.52
  6. Step 6: Final answer
    x = 66,599,677.05

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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.