Home / 77,017,053,279.88-106,244,417,956.98-50,300,678,076.04

Finding the Fourth Proportional to 77,017,053,279.88, 106,244,417,956.98 and 50,300,678,076.04

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Solution

The fourth proportional to 77,017,053,279.88, 106,244,417,956.98 and 50,300,678,076.04 is: 69,389,388,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017,053,279.88 : 106,244,417,956.98 = 50,300,678,076.04 : x
  2. Step 2: Convert to fraction form
    77,017,053,279.88/106,244,417,956.98 = 50,300,678,076.04/x
  3. Step 3: Cross multiply
    77,017,053,279.88x = 106,244,417,956.98 × 50,300,678,076.04
  4. Step 4: Simplify right side
    77,017,053,279.88x = 5,344,166,265,030,294,110,208
  5. Step 5: Solve for x
    x = 5,344,166,265,030,294,110,208/77,017,053,279.88
  6. Step 6: Final answer
    x = 69,389,388,939.74

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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.