Home / 1,362,878,705.97-1,880,768,896.82-760,049,983.77

Finding the Fourth Proportional to 1,362,878,705.97, 1,880,768,896.82 and 760,049,983.77

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Solution

The fourth proportional to 1,362,878,705.97, 1,880,768,896.82 and 760,049,983.77 is: 1,048,866,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,878,705.97 : 1,880,768,896.82 = 760,049,983.77 : x
  2. Step 2: Convert to fraction form
    1,362,878,705.97/1,880,768,896.82 = 760,049,983.77/x
  3. Step 3: Cross multiply
    1,362,878,705.97x = 1,880,768,896.82 × 760,049,983.77
  4. Step 4: Simplify right side
    1,362,878,705.97x = 1,429,478,369,499,361,536
  5. Step 5: Solve for x
    x = 1,429,478,369,499,361,536/1,362,878,705.97
  6. Step 6: Final answer
    x = 1,048,866,904.47

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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.