Home / 293,588,066.40-440,382,099.60-196,842,184.80

Finding the Fourth Proportional to 293,588,066.40, 440,382,099.60 and 196,842,184.80

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Solution

The fourth proportional to 293,588,066.40, 440,382,099.60 and 196,842,184.80 is: 295,263,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,588,066.40 : 440,382,099.60 = 196,842,184.80 : x
  2. Step 2: Convert to fraction form
    293,588,066.40/440,382,099.60 = 196,842,184.80/x
  3. Step 3: Cross multiply
    293,588,066.40x = 440,382,099.60 × 196,842,184.80
  4. Step 4: Simplify right side
    293,588,066.40x = 86,685,774,632,075,216
  5. Step 5: Solve for x
    x = 86,685,774,632,075,216/293,588,066.40
  6. Step 6: Final answer
    x = 295,263,277.20

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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.