Home / 115,323,338.93-159,144,080.13-63,111,327.39

Finding the Fourth Proportional to 115,323,338.93, 159,144,080.13 and 63,111,327.39

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Solution

The fourth proportional to 115,323,338.93, 159,144,080.13 and 63,111,327.39 is: 87,092,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,323,338.93 : 159,144,080.13 = 63,111,327.39 : x
  2. Step 2: Convert to fraction form
    115,323,338.93/159,144,080.13 = 63,111,327.39/x
  3. Step 3: Cross multiply
    115,323,338.93x = 159,144,080.13 × 63,111,327.39
  4. Step 4: Simplify right side
    115,323,338.93x = 10,043,794,143,264,824
  5. Step 5: Solve for x
    x = 10,043,794,143,264,824/115,323,338.93
  6. Step 6: Final answer
    x = 87,092,467.46

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1.5x scale

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.