Home / 108,923,582.80-163,385,374.20-100,609,483.60

Finding the Fourth Proportional to 108,923,582.80, 163,385,374.20 and 100,609,483.60

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Solution

The fourth proportional to 108,923,582.80, 163,385,374.20 and 100,609,483.60 is: 150,914,225.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,923,582.80 : 163,385,374.20 = 100,609,483.60 : x
  2. Step 2: Convert to fraction form
    108,923,582.80/163,385,374.20 = 100,609,483.60/x
  3. Step 3: Cross multiply
    108,923,582.80x = 163,385,374.20 × 100,609,483.60
  4. Step 4: Simplify right side
    108,923,582.80x = 16,438,118,126,054,760
  5. Step 5: Solve for x
    x = 16,438,118,126,054,760/108,923,582.80
  6. Step 6: Final answer
    x = 150,914,225.40

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1.5x scale

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.