Home / 146,709,130.60-220,063,695.90-103,662,409.60

Finding the Fourth Proportional to 146,709,130.60, 220,063,695.90 and 103,662,409.60

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Solution

The fourth proportional to 146,709,130.60, 220,063,695.90 and 103,662,409.60 is: 155,493,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,130.60 : 220,063,695.90 = 103,662,409.60 : x
  2. Step 2: Convert to fraction form
    146,709,130.60/220,063,695.90 = 103,662,409.60/x
  3. Step 3: Cross multiply
    146,709,130.60x = 220,063,695.90 × 103,662,409.60
  4. Step 4: Simplify right side
    146,709,130.60x = 22,812,332,982,475,640
  5. Step 5: Solve for x
    x = 22,812,332,982,475,640/146,709,130.60
  6. Step 6: Final answer
    x = 155,493,614.40

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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.