Home / 79,340,824,783.12-119,062,438,111.50-28,972,041,383.50

Finding the Fourth Proportional to 79,340,824,783.12, 119,062,438,111.50 and 28,972,041,383.50

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Solution

The fourth proportional to 79,340,824,783.12, 119,062,438,111.50 and 28,972,041,383.50 is: 43,476,758,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,340,824,783.12 : 119,062,438,111.50 = 28,972,041,383.50 : x
  2. Step 2: Convert to fraction form
    79,340,824,783.12/119,062,438,111.50 = 28,972,041,383.50/x
  3. Step 3: Cross multiply
    79,340,824,783.12x = 119,062,438,111.50 × 28,972,041,383.50
  4. Step 4: Simplify right side
    79,340,824,783.12x = 3,449,481,884,186,785,611,776
  5. Step 5: Solve for x
    x = 3,449,481,884,186,785,611,776/79,340,824,783.12
  6. Step 6: Final answer
    x = 43,476,758,574.37

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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.