Home / 169,720,963-254,444,141.28-53,076,306.48

Finding the Fourth Proportional to 169,720,963, 254,444,141.28 and 53,076,306.48

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Solution

The fourth proportional to 169,720,963, 254,444,141.28 and 53,076,306.48 is: 79,571,521.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,720,963 : 254,444,141.28 = 53,076,306.48 : x
  2. Step 2: Convert to fraction form
    169,720,963/254,444,141.28 = 53,076,306.48/x
  3. Step 3: Cross multiply
    169,720,963x = 254,444,141.28 × 53,076,306.48
  4. Step 4: Simplify right side
    169,720,963x = 13,504,955,224,617,698
  5. Step 5: Solve for x
    x = 13,504,955,224,617,698/169,720,963
  6. Step 6: Final answer
    x = 79,571,521.31

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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.