Home / 112,307,395.77-168,464,525.54-38,530,140.80

Finding the Fourth Proportional to 112,307,395.77, 168,464,525.54 and 38,530,140.80

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Solution

The fourth proportional to 112,307,395.77, 168,464,525.54 and 38,530,140.80 is: 57,796,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,307,395.77 : 168,464,525.54 = 38,530,140.80 : x
  2. Step 2: Convert to fraction form
    112,307,395.77/168,464,525.54 = 38,530,140.80/x
  3. Step 3: Cross multiply
    112,307,395.77x = 168,464,525.54 × 38,530,140.80
  4. Step 4: Simplify right side
    112,307,395.77x = 6,490,961,887,826,423
  5. Step 5: Solve for x
    x = 6,490,961,887,826,423/112,307,395.77
  6. Step 6: Final answer
    x = 57,796,388.59

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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.