Home / 47,579,824,884.32-71,377,868,242.48-19,615,782,101.84

Finding the Fourth Proportional to 47,579,824,884.32, 71,377,868,242.48 and 19,615,782,101.84

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Solution

The fourth proportional to 47,579,824,884.32, 71,377,868,242.48 and 19,615,782,101.84 is: 29,427,025,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579,824,884.32 : 71,377,868,242.48 = 19,615,782,101.84 : x
  2. Step 2: Convert to fraction form
    47,579,824,884.32/71,377,868,242.48 = 19,615,782,101.84/x
  3. Step 3: Cross multiply
    47,579,824,884.32x = 71,377,868,242.48 × 19,615,782,101.84
  4. Step 4: Simplify right side
    47,579,824,884.32x = 1,400,132,710,338,332,721,152
  5. Step 5: Solve for x
    x = 1,400,132,710,338,332,721,152/47,579,824,884.32
  6. Step 6: Final answer
    x = 29,427,025,293.65

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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.