Home / 106,435,562.80-159,653,344.20-105,019,985.20

Finding the Fourth Proportional to 106,435,562.80, 159,653,344.20 and 105,019,985.20

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Solution

The fourth proportional to 106,435,562.80, 159,653,344.20 and 105,019,985.20 is: 157,529,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,435,562.80 : 159,653,344.20 = 105,019,985.20 : x
  2. Step 2: Convert to fraction form
    106,435,562.80/159,653,344.20 = 105,019,985.20/x
  3. Step 3: Cross multiply
    106,435,562.80x = 159,653,344.20 × 105,019,985.20
  4. Step 4: Simplify right side
    106,435,562.80x = 16,766,791,845,014,506
  5. Step 5: Solve for x
    x = 16,766,791,845,014,506/106,435,562.80
  6. Step 6: Final answer
    x = 157,529,977.80

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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.