Home / 85,539,806.57-118,047,254.19-48,375,644.34

Finding the Fourth Proportional to 85,539,806.57, 118,047,254.19 and 48,375,644.34

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Solution

The fourth proportional to 85,539,806.57, 118,047,254.19 and 48,375,644.34 is: 66,759,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,539,806.57 : 118,047,254.19 = 48,375,644.34 : x
  2. Step 2: Convert to fraction form
    85,539,806.57/118,047,254.19 = 48,375,644.34/x
  3. Step 3: Cross multiply
    85,539,806.57x = 118,047,254.19 × 48,375,644.34
  4. Step 4: Simplify right side
    85,539,806.57x = 5,710,611,983,606,267
  5. Step 5: Solve for x
    x = 5,710,611,983,606,267/85,539,806.57
  6. Step 6: Final answer
    x = 66,759,701.86

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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.