Home / 133,076,637.81-199,659,304.01-83,835,643.26

Finding the Fourth Proportional to 133,076,637.81, 199,659,304.01 and 83,835,643.26

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Solution

The fourth proportional to 133,076,637.81, 199,659,304.01 and 83,835,643.26 is: 125,781,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076,637.81 : 199,659,304.01 = 83,835,643.26 : x
  2. Step 2: Convert to fraction form
    133,076,637.81/199,659,304.01 = 83,835,643.26/x
  3. Step 3: Cross multiply
    133,076,637.81x = 199,659,304.01 × 83,835,643.26
  4. Step 4: Simplify right side
    133,076,637.81x = 16,738,566,185,480,558
  5. Step 5: Solve for x
    x = 16,738,566,185,480,558/133,076,637.81
  6. Step 6: Final answer
    x = 125,781,402.81

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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.