Home / 3,772,561,511.56-5,206,012,795.46-2,165,281,061.40

Finding the Fourth Proportional to 3,772,561,511.56, 5,206,012,795.46 and 2,165,281,061.40

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Solution

The fourth proportional to 3,772,561,511.56, 5,206,012,795.46 and 2,165,281,061.40 is: 2,988,017,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,561,511.56 : 5,206,012,795.46 = 2,165,281,061.40 : x
  2. Step 2: Convert to fraction form
    3,772,561,511.56/5,206,012,795.46 = 2,165,281,061.40/x
  3. Step 3: Cross multiply
    3,772,561,511.56x = 5,206,012,795.46 × 2,165,281,061.40
  4. Step 4: Simplify right side
    3,772,561,511.56x = 11,272,480,911,415,611,392
  5. Step 5: Solve for x
    x = 11,272,480,911,415,611,392/3,772,561,511.56
  6. Step 6: Final answer
    x = 2,988,017,790.27

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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.