Home / 1,561,422,281.83-2,154,749,995.45-846,956,046.66

Finding the Fourth Proportional to 1,561,422,281.83, 2,154,749,995.45 and 846,956,046.66

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Solution

The fourth proportional to 1,561,422,281.83, 2,154,749,995.45 and 846,956,046.66 is: 1,168,792,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,422,281.83 : 2,154,749,995.45 = 846,956,046.66 : x
  2. Step 2: Convert to fraction form
    1,561,422,281.83/2,154,749,995.45 = 846,956,046.66/x
  3. Step 3: Cross multiply
    1,561,422,281.83x = 2,154,749,995.45 × 846,956,046.66
  4. Step 4: Simplify right side
    1,561,422,281.83x = 1,824,978,537,675,177,984
  5. Step 5: Solve for x
    x = 1,824,978,537,675,177,984/1,561,422,281.83
  6. Step 6: Final answer
    x = 1,168,792,426.57

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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.