Home / 66,325,608.40-99,488,412.60-47,052,014.80

Finding the Fourth Proportional to 66,325,608.40, 99,488,412.60 and 47,052,014.80

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Solution

The fourth proportional to 66,325,608.40, 99,488,412.60 and 47,052,014.80 is: 70,578,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,325,608.40 : 99,488,412.60 = 47,052,014.80 : x
  2. Step 2: Convert to fraction form
    66,325,608.40/99,488,412.60 = 47,052,014.80/x
  3. Step 3: Cross multiply
    66,325,608.40x = 99,488,412.60 × 47,052,014.80
  4. Step 4: Simplify right side
    66,325,608.40x = 4,681,130,262,083,706
  5. Step 5: Solve for x
    x = 4,681,130,262,083,706/66,325,608.40
  6. Step 6: Final answer
    x = 70,578,022.20

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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.