Home / 66,020,264.21-98,901,571.07-43,232,074.13

Finding the Fourth Proportional to 66,020,264.21, 98,901,571.07 and 43,232,074.13

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Solution

The fourth proportional to 66,020,264.21, 98,901,571.07 and 43,232,074.13 is: 64,763,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,020,264.21 : 98,901,571.07 = 43,232,074.13 : x
  2. Step 2: Convert to fraction form
    66,020,264.21/98,901,571.07 = 43,232,074.13/x
  3. Step 3: Cross multiply
    66,020,264.21x = 98,901,571.07 × 43,232,074.13
  4. Step 4: Simplify right side
    66,020,264.21x = 4,275,720,051,361,035
  5. Step 5: Solve for x
    x = 4,275,720,051,361,035/66,020,264.21
  6. Step 6: Final answer
    x = 64,763,752.51

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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.