Home / 130,094,452.18-179,570,544.60-83,684,706.04

Finding the Fourth Proportional to 130,094,452.18, 179,570,544.60 and 83,684,706.04

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Solution

The fourth proportional to 130,094,452.18, 179,570,544.60 and 83,684,706.04 is: 115,510,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,094,452.18 : 179,570,544.60 = 83,684,706.04 : x
  2. Step 2: Convert to fraction form
    130,094,452.18/179,570,544.60 = 83,684,706.04/x
  3. Step 3: Cross multiply
    130,094,452.18x = 179,570,544.60 × 83,684,706.04
  4. Step 4: Simplify right side
    130,094,452.18x = 15,027,308,238,293,710
  5. Step 5: Solve for x
    x = 15,027,308,238,293,710/130,094,452.18
  6. Step 6: Final answer
    x = 115,510,753.81

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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.