Home / 240,319,640.40-360,479,460.60-149,620,376.40

Finding the Fourth Proportional to 240,319,640.40, 360,479,460.60 and 149,620,376.40

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Solution

The fourth proportional to 240,319,640.40, 360,479,460.60 and 149,620,376.40 is: 224,430,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,319,640.40 : 360,479,460.60 = 149,620,376.40 : x
  2. Step 2: Convert to fraction form
    240,319,640.40/360,479,460.60 = 149,620,376.40/x
  3. Step 3: Cross multiply
    240,319,640.40x = 360,479,460.60 × 149,620,376.40
  4. Step 4: Simplify right side
    240,319,640.40x = 53,935,072,579,440,976
  5. Step 5: Solve for x
    x = 53,935,072,579,440,976/240,319,640.40
  6. Step 6: Final answer
    x = 224,430,564.60

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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.