Home / 633,459,999.20-949,906,563.60-288,235,925.60

Finding the Fourth Proportional to 633,459,999.20, 949,906,563.60 and 288,235,925.60

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Solution

The fourth proportional to 633,459,999.20, 949,906,563.60 and 288,235,925.60 is: 432,224,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,459,999.20 : 949,906,563.60 = 288,235,925.60 : x
  2. Step 2: Convert to fraction form
    633,459,999.20/949,906,563.60 = 288,235,925.60/x
  3. Step 3: Cross multiply
    633,459,999.20x = 949,906,563.60 × 288,235,925.60
  4. Step 4: Simplify right side
    633,459,999.20x = 273,797,197,592,761,312
  5. Step 5: Solve for x
    x = 273,797,197,592,761,312/633,459,999.20
  6. Step 6: Final answer
    x = 432,224,920.18

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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.