Home / 149,492,290.80-224,238,436.20-140,422,364.40

Finding the Fourth Proportional to 149,492,290.80, 224,238,436.20 and 140,422,364.40

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Solution

The fourth proportional to 149,492,290.80, 224,238,436.20 and 140,422,364.40 is: 210,633,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,492,290.80 : 224,238,436.20 = 140,422,364.40 : x
  2. Step 2: Convert to fraction form
    149,492,290.80/224,238,436.20 = 140,422,364.40/x
  3. Step 3: Cross multiply
    149,492,290.80x = 224,238,436.20 × 140,422,364.40
  4. Step 4: Simplify right side
    149,492,290.80x = 31,488,091,400,562,552
  5. Step 5: Solve for x
    x = 31,488,091,400,562,552/149,492,290.80
  6. Step 6: Final answer
    x = 210,633,546.60

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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.