Home / 149,339,139.80-224,008,709.70-140,269,213.40

Finding the Fourth Proportional to 149,339,139.80, 224,008,709.70 and 140,269,213.40

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Solution

The fourth proportional to 149,339,139.80, 224,008,709.70 and 140,269,213.40 is: 210,403,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,339,139.80 : 224,008,709.70 = 140,269,213.40 : x
  2. Step 2: Convert to fraction form
    149,339,139.80/224,008,709.70 = 140,269,213.40/x
  3. Step 3: Cross multiply
    149,339,139.80x = 224,008,709.70 × 140,269,213.40
  4. Step 4: Simplify right side
    149,339,139.80x = 31,421,525,504,367,948
  5. Step 5: Solve for x
    x = 31,421,525,504,367,948/149,339,139.80
  6. Step 6: Final answer
    x = 210,403,820.10

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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.