Home / 149,478,337.80-224,217,506.70-137,999,212.20

Finding the Fourth Proportional to 149,478,337.80, 224,217,506.70 and 137,999,212.20

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Solution

The fourth proportional to 149,478,337.80, 224,217,506.70 and 137,999,212.20 is: 206,998,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,478,337.80 : 224,217,506.70 = 137,999,212.20 : x
  2. Step 2: Convert to fraction form
    149,478,337.80/224,217,506.70 = 137,999,212.20/x
  3. Step 3: Cross multiply
    149,478,337.80x = 224,217,506.70 × 137,999,212.20
  4. Step 4: Simplify right side
    149,478,337.80x = 30,941,839,286,048,216
  5. Step 5: Solve for x
    x = 30,941,839,286,048,216/149,478,337.80
  6. Step 6: Final answer
    x = 206,998,818.30

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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.