Home / 1,553,226,290.43-2,143,438,131.15-848,378,085.03

Finding the Fourth Proportional to 1,553,226,290.43, 2,143,438,131.15 and 848,378,085.03

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Solution

The fourth proportional to 1,553,226,290.43, 2,143,438,131.15 and 848,378,085.03 is: 1,170,754,028.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,226,290.43 : 2,143,438,131.15 = 848,378,085.03 : x
  2. Step 2: Convert to fraction form
    1,553,226,290.43/2,143,438,131.15 = 848,378,085.03/x
  3. Step 3: Cross multiply
    1,553,226,290.43x = 2,143,438,131.15 × 848,378,085.03
  4. Step 4: Simplify right side
    1,553,226,290.43x = 1,818,445,937,085,318,912
  5. Step 5: Solve for x
    x = 1,818,445,937,085,318,912/1,553,226,290.43
  6. Step 6: Final answer
    x = 1,170,754,028.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.