Home / 988,967,209,143.45-1,483,559,652,832-360,965,505,207.45

Finding the Fourth Proportional to 988,967,209,143.45, 1,483,559,652,832 and 360,965,505,207.45

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Solution

The fourth proportional to 988,967,209,143.45, 1,483,559,652,832 and 360,965,505,207.45 is: 541,487,983,260.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,967,209,143.45 : 1,483,559,652,832 = 360,965,505,207.45 : x
  2. Step 2: Convert to fraction form
    988,967,209,143.45/1,483,559,652,832 = 360,965,505,207.45/x
  3. Step 3: Cross multiply
    988,967,209,143.45x = 1,483,559,652,832 × 360,965,505,207.45
  4. Step 4: Simplify right side
    988,967,209,143.45x = 535,513,859,589,892,051,304,448
  5. Step 5: Solve for x
    x = 535,513,859,589,892,051,304,448/988,967,209,143.45
  6. Step 6: Final answer
    x = 541,487,983,260.54

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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.