Home / 2,381,550,284.79-3,286,950,761.51-1,378,520,893.29

Finding the Fourth Proportional to 2,381,550,284.79, 3,286,950,761.51 and 1,378,520,893.29

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Solution

The fourth proportional to 2,381,550,284.79, 3,286,950,761.51 and 1,378,520,893.29 is: 1,902,596,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,550,284.79 : 3,286,950,761.51 = 1,378,520,893.29 : x
  2. Step 2: Convert to fraction form
    2,381,550,284.79/3,286,950,761.51 = 1,378,520,893.29/x
  3. Step 3: Cross multiply
    2,381,550,284.79x = 3,286,950,761.51 × 1,378,520,893.29
  4. Step 4: Simplify right side
    2,381,550,284.79x = 4,531,130,299,950,118,400
  5. Step 5: Solve for x
    x = 4,531,130,299,950,118,400/2,381,550,284.79
  6. Step 6: Final answer
    x = 1,902,596,946.57

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1.5x scale

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.