Home / 112,125,259.52-168,225,760.82-70,657,362.98

Finding the Fourth Proportional to 112,125,259.52, 168,225,760.82 and 70,657,362.98

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Solution

The fourth proportional to 112,125,259.52, 168,225,760.82 and 70,657,362.98 is: 106,009,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125,259.52 : 168,225,760.82 = 70,657,362.98 : x
  2. Step 2: Convert to fraction form
    112,125,259.52/168,225,760.82 = 70,657,362.98/x
  3. Step 3: Cross multiply
    112,125,259.52x = 168,225,760.82 × 70,657,362.98
  4. Step 4: Simplify right side
    112,125,259.52x = 11,886,388,644,180,916
  5. Step 5: Solve for x
    x = 11,886,388,644,180,916/112,125,259.52
  6. Step 6: Final answer
    x = 106,009,909.77

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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.