Home / 112,624,733-155,422,131.54-61,116,509

Finding the Fourth Proportional to 112,624,733, 155,422,131.54 and 61,116,509

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Solution

The fourth proportional to 112,624,733, 155,422,131.54 and 61,116,509 is: 84,340,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,624,733 : 155,422,131.54 = 61,116,509 : x
  2. Step 2: Convert to fraction form
    112,624,733/155,422,131.54 = 61,116,509/x
  3. Step 3: Cross multiply
    112,624,733x = 155,422,131.54 × 61,116,509
  4. Step 4: Simplify right side
    112,624,733x = 9,498,858,101,063,594
  5. Step 5: Solve for x
    x = 9,498,858,101,063,594/112,624,733
  6. Step 6: Final answer
    x = 84,340,782.42

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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.