Home / 146,706,785.60-220,060,178.40-70,179,281.60

Finding the Fourth Proportional to 146,706,785.60, 220,060,178.40 and 70,179,281.60

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Solution

The fourth proportional to 146,706,785.60, 220,060,178.40 and 70,179,281.60 is: 105,268,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,706,785.60 : 220,060,178.40 = 70,179,281.60 : x
  2. Step 2: Convert to fraction form
    146,706,785.60/220,060,178.40 = 70,179,281.60/x
  3. Step 3: Cross multiply
    146,706,785.60x = 220,060,178.40 × 70,179,281.60
  4. Step 4: Simplify right side
    146,706,785.60x = 15,443,665,228,879,836
  5. Step 5: Solve for x
    x = 15,443,665,228,879,836/146,706,785.60
  6. Step 6: Final answer
    x = 105,268,922.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.