Home / 146,824,737.60-220,237,106.40-128,118,014.40

Finding the Fourth Proportional to 146,824,737.60, 220,237,106.40 and 128,118,014.40

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Solution

The fourth proportional to 146,824,737.60, 220,237,106.40 and 128,118,014.40 is: 192,177,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,824,737.60 : 220,237,106.40 = 128,118,014.40 : x
  2. Step 2: Convert to fraction form
    146,824,737.60/220,237,106.40 = 128,118,014.40/x
  3. Step 3: Cross multiply
    146,824,737.60x = 220,237,106.40 × 128,118,014.40
  4. Step 4: Simplify right side
    146,824,737.60x = 28,216,340,769,169,536
  5. Step 5: Solve for x
    x = 28,216,340,769,169,536/146,824,737.60
  6. Step 6: Final answer
    x = 192,177,021.60

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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.