Home / 1,168,874,975.35-1,613,207,945.03-716,672,949.53

Finding the Fourth Proportional to 1,168,874,975.35, 1,613,207,945.03 and 716,672,949.53

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Solution

The fourth proportional to 1,168,874,975.35, 1,613,207,945.03 and 716,672,949.53 is: 989,107,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,874,975.35 : 1,613,207,945.03 = 716,672,949.53 : x
  2. Step 2: Convert to fraction form
    1,168,874,975.35/1,613,207,945.03 = 716,672,949.53/x
  3. Step 3: Cross multiply
    1,168,874,975.35x = 1,613,207,945.03 × 716,672,949.53
  4. Step 4: Simplify right side
    1,168,874,975.35x = 1,156,142,496,158,230,784
  5. Step 5: Solve for x
    x = 1,156,142,496,158,230,784/1,168,874,975.35
  6. Step 6: Final answer
    x = 989,107,064.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.