Home / 2,642,025,971.58-3,645,780,202.07-1,555,536,365.91

Finding the Fourth Proportional to 2,642,025,971.58, 3,645,780,202.07 and 1,555,536,365.91

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Solution

The fourth proportional to 2,642,025,971.58, 3,645,780,202.07 and 1,555,536,365.91 is: 2,146,513,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,025,971.58 : 3,645,780,202.07 = 1,555,536,365.91 : x
  2. Step 2: Convert to fraction form
    2,642,025,971.58/3,645,780,202.07 = 1,555,536,365.91/x
  3. Step 3: Cross multiply
    2,642,025,971.58x = 3,645,780,202.07 × 1,555,536,365.91
  4. Step 4: Simplify right side
    2,642,025,971.58x = 5,671,143,686,426,815,488
  5. Step 5: Solve for x
    x = 5,671,143,686,426,815,488/2,642,025,971.58
  6. Step 6: Final answer
    x = 2,146,513,224.11

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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.