Home / 66,076,202,859.48-99,133,645,072.73-21,306,799,174.41

Finding the Fourth Proportional to 66,076,202,859.48, 99,133,645,072.73 and 21,306,799,174.41

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Solution

The fourth proportional to 66,076,202,859.48, 99,133,645,072.73 and 21,306,799,174.41 is: 31,966,435,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,076,202,859.48 : 99,133,645,072.73 = 21,306,799,174.41 : x
  2. Step 2: Convert to fraction form
    66,076,202,859.48/99,133,645,072.73 = 21,306,799,174.41/x
  3. Step 3: Cross multiply
    66,076,202,859.48x = 99,133,645,072.73 × 21,306,799,174.41
  4. Step 4: Simplify right side
    66,076,202,859.48x = 2,112,220,666,991,791,046,656
  5. Step 5: Solve for x
    x = 2,112,220,666,991,791,046,656/66,076,202,859.48
  6. Step 6: Final answer
    x = 31,966,435,351.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.