Home / 66,430,273.20-99,645,409.80-44,747,480.40

Finding the Fourth Proportional to 66,430,273.20, 99,645,409.80 and 44,747,480.40

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Solution

The fourth proportional to 66,430,273.20, 99,645,409.80 and 44,747,480.40 is: 67,121,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,273.20 : 99,645,409.80 = 44,747,480.40 : x
  2. Step 2: Convert to fraction form
    66,430,273.20/99,645,409.80 = 44,747,480.40/x
  3. Step 3: Cross multiply
    66,430,273.20x = 99,645,409.80 × 44,747,480.40
  4. Step 4: Simplify right side
    66,430,273.20x = 4,458,881,021,975,467.50
  5. Step 5: Solve for x
    x = 4,458,881,021,975,467.50/66,430,273.20
  6. Step 6: Final answer
    x = 67,121,220.60

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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.