Home / 144,485,985,866.09-199,345,676,938.78-83,496,133,782.25

Finding the Fourth Proportional to 144,485,985,866.09, 199,345,676,938.78 and 83,496,133,782.25

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Solution

The fourth proportional to 144,485,985,866.09, 199,345,676,938.78 and 83,496,133,782.25 is: 115,198,669,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,485,985,866.09 : 199,345,676,938.78 = 83,496,133,782.25 : x
  2. Step 2: Convert to fraction form
    144,485,985,866.09/199,345,676,938.78 = 83,496,133,782.25/x
  3. Step 3: Cross multiply
    144,485,985,866.09x = 199,345,676,938.78 × 83,496,133,782.25
  4. Step 4: Simplify right side
    144,485,985,866.09x = 16,644,593,310,593,164,771,328
  5. Step 5: Solve for x
    x = 16,644,593,310,593,164,771,328/144,485,985,866.09
  6. Step 6: Final answer
    x = 115,198,669,343.75

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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.