Home / 1,178,269,593.32-1,767,585,993.34-401,733,650.68

Finding the Fourth Proportional to 1,178,269,593.32, 1,767,585,993.34 and 401,733,650.68

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Solution

The fourth proportional to 1,178,269,593.32, 1,767,585,993.34 and 401,733,650.68 is: 602,662,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,269,593.32 : 1,767,585,993.34 = 401,733,650.68 : x
  2. Step 2: Convert to fraction form
    1,178,269,593.32/1,767,585,993.34 = 401,733,650.68/x
  3. Step 3: Cross multiply
    1,178,269,593.32x = 1,767,585,993.34 × 401,733,650.68
  4. Step 4: Simplify right side
    1,178,269,593.32x = 710,098,773,995,312,384
  5. Step 5: Solve for x
    x = 710,098,773,995,312,384/1,178,269,593.32
  6. Step 6: Final answer
    x = 602,662,394.09

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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.