Home / 275,684,287.77-413,492,009.40-111,764,549.79

Finding the Fourth Proportional to 275,684,287.77, 413,492,009.40 and 111,764,549.79

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Solution

The fourth proportional to 275,684,287.77, 413,492,009.40 and 111,764,549.79 is: 167,632,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,684,287.77 : 413,492,009.40 = 111,764,549.79 : x
  2. Step 2: Convert to fraction form
    275,684,287.77/413,492,009.40 = 111,764,549.79/x
  3. Step 3: Cross multiply
    275,684,287.77x = 413,492,009.40 × 111,764,549.79
  4. Step 4: Simplify right side
    275,684,287.77x = 46,213,748,272,353,448
  5. Step 5: Solve for x
    x = 46,213,748,272,353,448/275,684,287.77
  6. Step 6: Final answer
    x = 167,632,869.64

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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.