Home / 131,222,921,267.03-196,832,947,004.38-31,849,565,838.52

Finding the Fourth Proportional to 131,222,921,267.03, 196,832,947,004.38 and 31,849,565,838.52

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Solution

The fourth proportional to 131,222,921,267.03, 196,832,947,004.38 and 31,849,565,838.52 is: 47,774,000,489.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,222,921,267.03 : 196,832,947,004.38 = 31,849,565,838.52 : x
  2. Step 2: Convert to fraction form
    131,222,921,267.03/196,832,947,004.38 = 31,849,565,838.52/x
  3. Step 3: Cross multiply
    131,222,921,267.03x = 196,832,947,004.38 × 31,849,565,838.52
  4. Step 4: Simplify right side
    131,222,921,267.03x = 6,269,043,904,806,706,479,104
  5. Step 5: Solve for x
    x = 6,269,043,904,806,706,479,104/131,222,921,267.03
  6. Step 6: Final answer
    x = 47,774,000,489.21

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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.