Home / 4,922,166,100.96-7,384,018,129.21-1,605,209,211.92

Finding the Fourth Proportional to 4,922,166,100.96, 7,384,018,129.21 and 1,605,209,211.92

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Solution

The fourth proportional to 4,922,166,100.96, 7,384,018,129.21 and 1,605,209,211.92 is: 2,408,064,595.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922,166,100.96 : 7,384,018,129.21 = 1,605,209,211.92 : x
  2. Step 2: Convert to fraction form
    4,922,166,100.96/7,384,018,129.21 = 1,605,209,211.92/x
  3. Step 3: Cross multiply
    4,922,166,100.96x = 7,384,018,129.21 × 1,605,209,211.92
  4. Step 4: Simplify right side
    4,922,166,100.96x = 11,852,893,921,992,177,664
  5. Step 5: Solve for x
    x = 11,852,893,921,992,177,664/4,922,166,100.96
  6. Step 6: Final answer
    x = 2,408,064,595.72

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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.