Home / 2,987,611,746.36-4,119,070,841.28-2,449,781,644.56

Finding the Fourth Proportional to 2,987,611,746.36, 4,119,070,841.28 and 2,449,781,644.56

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Solution

The fourth proportional to 2,987,611,746.36, 4,119,070,841.28 and 2,449,781,644.56 is: 3,377,555,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,611,746.36 : 4,119,070,841.28 = 2,449,781,644.56 : x
  2. Step 2: Convert to fraction form
    2,987,611,746.36/4,119,070,841.28 = 2,449,781,644.56/x
  3. Step 3: Cross multiply
    2,987,611,746.36x = 4,119,070,841.28 × 2,449,781,644.56
  4. Step 4: Simplify right side
    2,987,611,746.36x = 10,090,824,139,610,060,800
  5. Step 5: Solve for x
    x = 10,090,824,139,610,060,800/2,987,611,746.36
  6. Step 6: Final answer
    x = 3,377,555,384.13

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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.