Home / 1,617,467,601.70-2,426,201,402.55-1,553,978,116.90

Finding the Fourth Proportional to 1,617,467,601.70, 2,426,201,402.55 and 1,553,978,116.90

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Solution

The fourth proportional to 1,617,467,601.70, 2,426,201,402.55 and 1,553,978,116.90 is: 2,330,967,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,467,601.70 : 2,426,201,402.55 = 1,553,978,116.90 : x
  2. Step 2: Convert to fraction form
    1,617,467,601.70/2,426,201,402.55 = 1,553,978,116.90/x
  3. Step 3: Cross multiply
    1,617,467,601.70x = 2,426,201,402.55 × 1,553,978,116.90
  4. Step 4: Simplify right side
    1,617,467,601.70x = 3,770,263,886,754,788,352
  5. Step 5: Solve for x
    x = 3,770,263,886,754,788,352/1,617,467,601.70
  6. Step 6: Final answer
    x = 2,330,967,175.35

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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.