Home / 193,610,783.80-290,416,175.70-149,772,806.20

Finding the Fourth Proportional to 193,610,783.80, 290,416,175.70 and 149,772,806.20

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Solution

The fourth proportional to 193,610,783.80, 290,416,175.70 and 149,772,806.20 is: 224,659,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,610,783.80 : 290,416,175.70 = 149,772,806.20 : x
  2. Step 2: Convert to fraction form
    193,610,783.80/290,416,175.70 = 149,772,806.20/x
  3. Step 3: Cross multiply
    193,610,783.80x = 290,416,175.70 × 149,772,806.20
  4. Step 4: Simplify right side
    193,610,783.80x = 43,496,445,600,461,248
  5. Step 5: Solve for x
    x = 43,496,445,600,461,248/193,610,783.80
  6. Step 6: Final answer
    x = 224,659,209.30

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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.