Home / 1,178,269,612.90-1,767,586,022.61-401,733,670.26

Finding the Fourth Proportional to 1,178,269,612.90, 1,767,586,022.61 and 401,733,670.26

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Solution

The fourth proportional to 1,178,269,612.90, 1,767,586,022.61 and 401,733,670.26 is: 602,662,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,269,612.90 : 1,767,586,022.61 = 401,733,670.26 : x
  2. Step 2: Convert to fraction form
    1,178,269,612.90/1,767,586,022.61 = 401,733,670.26/x
  3. Step 3: Cross multiply
    1,178,269,612.90x = 1,767,586,022.61 × 401,733,670.26
  4. Step 4: Simplify right side
    1,178,269,612.90x = 710,098,820,360,888,704
  5. Step 5: Solve for x
    x = 710,098,820,360,888,704/1,178,269,612.90
  6. Step 6: Final answer
    x = 602,662,423.43

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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.