Home / 1,559,859,719.54-2,339,789,437.25-686,461,087.62

Finding the Fourth Proportional to 1,559,859,719.54, 2,339,789,437.25 and 686,461,087.62

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Solution

The fourth proportional to 1,559,859,719.54, 2,339,789,437.25 and 686,461,087.62 is: 1,029,691,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,859,719.54 : 2,339,789,437.25 = 686,461,087.62 : x
  2. Step 2: Convert to fraction form
    1,559,859,719.54/2,339,789,437.25 = 686,461,087.62/x
  3. Step 3: Cross multiply
    1,559,859,719.54x = 2,339,789,437.25 × 686,461,087.62
  4. Step 4: Simplify right side
    1,559,859,719.54x = 1,606,174,401,892,990,464
  5. Step 5: Solve for x
    x = 1,606,174,401,892,990,464/1,559,859,719.54
  6. Step 6: Final answer
    x = 1,029,691,568.91

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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.