Home / 49,972,428,444.77-74,439,257,031.80-47,265,758,245.09

Finding the Fourth Proportional to 49,972,428,444.77, 74,439,257,031.80 and 47,265,758,245.09

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Solution

The fourth proportional to 49,972,428,444.77, 74,439,257,031.80 and 47,265,758,245.09 is: 70,407,383,357.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972,428,444.77 : 74,439,257,031.80 = 47,265,758,245.09 : x
  2. Step 2: Convert to fraction form
    49,972,428,444.77/74,439,257,031.80 = 47,265,758,245.09/x
  3. Step 3: Cross multiply
    49,972,428,444.77x = 74,439,257,031.80 × 47,265,758,245.09
  4. Step 4: Simplify right side
    49,972,428,444.77x = 3,518,427,926,809,209,208,832
  5. Step 5: Solve for x
    x = 3,518,427,926,809,209,208,832/49,972,428,444.77
  6. Step 6: Final answer
    x = 70,407,383,357.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.