Home / 243,252,301.94-365,011,284.72-103,170,969.78

Finding the Fourth Proportional to 243,252,301.94, 365,011,284.72 and 103,170,969.78

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Solution

The fourth proportional to 243,252,301.94, 365,011,284.72 and 103,170,969.78 is: 154,812,792.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,252,301.94 : 365,011,284.72 = 103,170,969.78 : x
  2. Step 2: Convert to fraction form
    243,252,301.94/365,011,284.72 = 103,170,969.78/x
  3. Step 3: Cross multiply
    243,252,301.94x = 365,011,284.72 × 103,170,969.78
  4. Step 4: Simplify right side
    243,252,301.94x = 37,658,568,224,224,192
  5. Step 5: Solve for x
    x = 37,658,568,224,224,192/243,252,301.94
  6. Step 6: Final answer
    x = 154,812,792.82

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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.