Home / 106,566,224.40-159,849,336.60-72,128,847.60

Finding the Fourth Proportional to 106,566,224.40, 159,849,336.60 and 72,128,847.60

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Solution

The fourth proportional to 106,566,224.40, 159,849,336.60 and 72,128,847.60 is: 108,193,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,566,224.40 : 159,849,336.60 = 72,128,847.60 : x
  2. Step 2: Convert to fraction form
    106,566,224.40/159,849,336.60 = 72,128,847.60/x
  3. Step 3: Cross multiply
    106,566,224.40x = 159,849,336.60 × 72,128,847.60
  4. Step 4: Simplify right side
    106,566,224.40x = 11,529,748,438,582,500
  5. Step 5: Solve for x
    x = 11,529,748,438,582,500/106,566,224.40
  6. Step 6: Final answer
    x = 108,193,271.40

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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.