Home / 1,502,138,829.36-2,072,677,490.97-866,827,550.59

Finding the Fourth Proportional to 1,502,138,829.36, 2,072,677,490.97 and 866,827,550.59

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Solution

The fourth proportional to 1,502,138,829.36, 2,072,677,490.97 and 866,827,550.59 is: 1,196,063,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,138,829.36 : 2,072,677,490.97 = 866,827,550.59 : x
  2. Step 2: Convert to fraction form
    1,502,138,829.36/2,072,677,490.97 = 866,827,550.59/x
  3. Step 3: Cross multiply
    1,502,138,829.36x = 2,072,677,490.97 × 866,827,550.59
  4. Step 4: Simplify right side
    1,502,138,829.36x = 1,796,653,952,660,551,936
  5. Step 5: Solve for x
    x = 1,796,653,952,660,551,936/1,502,138,829.36
  6. Step 6: Final answer
    x = 1,196,063,850.79

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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.