Home / 1,178,269,586.82-1,767,585,983.58-401,733,644.18

Finding the Fourth Proportional to 1,178,269,586.82, 1,767,585,983.58 and 401,733,644.18

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Solution

The fourth proportional to 1,178,269,586.82, 1,767,585,983.58 and 401,733,644.18 is: 602,662,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,269,586.82 : 1,767,585,983.58 = 401,733,644.18 : x
  2. Step 2: Convert to fraction form
    1,178,269,586.82/1,767,585,983.58 = 401,733,644.18/x
  3. Step 3: Cross multiply
    1,178,269,586.82x = 1,767,585,983.58 × 401,733,644.18
  4. Step 4: Simplify right side
    1,178,269,586.82x = 710,098,758,574,236,544
  5. Step 5: Solve for x
    x = 710,098,758,574,236,544/1,178,269,586.82
  6. Step 6: Final answer
    x = 602,662,384.33

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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.