Home / 1,178,269,563.13-1,767,585,948.05-401,733,620.49

Finding the Fourth Proportional to 1,178,269,563.13, 1,767,585,948.05 and 401,733,620.49

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Solution

The fourth proportional to 1,178,269,563.13, 1,767,585,948.05 and 401,733,620.49 is: 602,662,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,269,563.13 : 1,767,585,948.05 = 401,733,620.49 : x
  2. Step 2: Convert to fraction form
    1,178,269,563.13/1,767,585,948.05 = 401,733,620.49/x
  3. Step 3: Cross multiply
    1,178,269,563.13x = 1,767,585,948.05 × 401,733,620.49
  4. Step 4: Simplify right side
    1,178,269,563.13x = 710,098,702,445,008,256
  5. Step 5: Solve for x
    x = 710,098,702,445,008,256/1,178,269,563.13
  6. Step 6: Final answer
    x = 602,662,348.81

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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.