Home / 161,503,152.60-242,254,728.90-149,032,003.80

Finding the Fourth Proportional to 161,503,152.60, 242,254,728.90 and 149,032,003.80

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Solution

The fourth proportional to 161,503,152.60, 242,254,728.90 and 149,032,003.80 is: 223,548,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,503,152.60 : 242,254,728.90 = 149,032,003.80 : x
  2. Step 2: Convert to fraction form
    161,503,152.60/242,254,728.90 = 149,032,003.80/x
  3. Step 3: Cross multiply
    161,503,152.60x = 242,254,728.90 × 149,032,003.80
  4. Step 4: Simplify right side
    161,503,152.60x = 36,103,707,677,992,776
  5. Step 5: Solve for x
    x = 36,103,707,677,992,776/161,503,152.60
  6. Step 6: Final answer
    x = 223,548,005.70

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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.