Home / 1,980,303,736.94-2,732,223,207.36-1,187,060,285.66

Finding the Fourth Proportional to 1,980,303,736.94, 2,732,223,207.36 and 1,187,060,285.66

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Solution

The fourth proportional to 1,980,303,736.94, 2,732,223,207.36 and 1,187,060,285.66 is: 1,637,785,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,303,736.94 : 2,732,223,207.36 = 1,187,060,285.66 : x
  2. Step 2: Convert to fraction form
    1,980,303,736.94/2,732,223,207.36 = 1,187,060,285.66/x
  3. Step 3: Cross multiply
    1,980,303,736.94x = 2,732,223,207.36 × 1,187,060,285.66
  4. Step 4: Simplify right side
    1,980,303,736.94x = 3,243,313,661,015,643,648
  5. Step 5: Solve for x
    x = 3,243,313,661,015,643,648/1,980,303,736.94
  6. Step 6: Final answer
    x = 1,637,785,962.08

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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.