Home / 145,356,836,458.80-218,055,662,022.60-45,973,117,930.80

Finding the Fourth Proportional to 145,356,836,458.80, 218,055,662,022.60 and 45,973,117,930.80

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Solution

The fourth proportional to 145,356,836,458.80, 218,055,662,022.60 and 45,973,117,930.80 is: 68,966,131,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,356,836,458.80 : 218,055,662,022.60 = 45,973,117,930.80 : x
  2. Step 2: Convert to fraction form
    145,356,836,458.80/218,055,662,022.60 = 45,973,117,930.80/x
  3. Step 3: Cross multiply
    145,356,836,458.80x = 218,055,662,022.60 × 45,973,117,930.80
  4. Step 4: Simplify right side
    145,356,836,458.80x = 10,024,698,665,643,657,920,512
  5. Step 5: Solve for x
    x = 10,024,698,665,643,657,920,512/145,356,836,458.80
  6. Step 6: Final answer
    x = 68,966,131,279.87

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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.