Home / 161,503,289.60-242,254,934.40-149,032,140.80

Finding the Fourth Proportional to 161,503,289.60, 242,254,934.40 and 149,032,140.80

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Solution

The fourth proportional to 161,503,289.60, 242,254,934.40 and 149,032,140.80 is: 223,548,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,503,289.60 : 242,254,934.40 = 149,032,140.80 : x
  2. Step 2: Convert to fraction form
    161,503,289.60/242,254,934.40 = 149,032,140.80/x
  3. Step 3: Cross multiply
    161,503,289.60x = 242,254,934.40 × 149,032,140.80
  4. Step 4: Simplify right side
    161,503,289.60x = 36,103,771,492,995,568
  5. Step 5: Solve for x
    x = 36,103,771,492,995,568/161,503,289.60
  6. Step 6: Final answer
    x = 223,548,211.20

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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.