Home / 112,125,259.39-168,225,760.64-70,657,362.85

Finding the Fourth Proportional to 112,125,259.39, 168,225,760.64 and 70,657,362.85

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Solution

The fourth proportional to 112,125,259.39, 168,225,760.64 and 70,657,362.85 is: 106,009,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125,259.39 : 168,225,760.64 = 70,657,362.85 : x
  2. Step 2: Convert to fraction form
    112,125,259.39/168,225,760.64 = 70,657,362.85/x
  3. Step 3: Cross multiply
    112,125,259.39x = 168,225,760.64 × 70,657,362.85
  4. Step 4: Simplify right side
    112,125,259.39x = 11,886,388,610,257,726
  5. Step 5: Solve for x
    x = 11,886,388,610,257,726/112,125,259.39
  6. Step 6: Final answer
    x = 106,009,909.59

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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.