Home / 106,446,970.80-159,670,456.20-29,775,999.60

Finding the Fourth Proportional to 106,446,970.80, 159,670,456.20 and 29,775,999.60

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Solution

The fourth proportional to 106,446,970.80, 159,670,456.20 and 29,775,999.60 is: 44,663,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,446,970.80 : 159,670,456.20 = 29,775,999.60 : x
  2. Step 2: Convert to fraction form
    106,446,970.80/159,670,456.20 = 29,775,999.60/x
  3. Step 3: Cross multiply
    106,446,970.80x = 159,670,456.20 × 29,775,999.60
  4. Step 4: Simplify right side
    106,446,970.80x = 4,754,347,439,943,017
  5. Step 5: Solve for x
    x = 4,754,347,439,943,017/106,446,970.80
  6. Step 6: Final answer
    x = 44,663,999.40

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1.5x scale

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.