Home / 153,472,028.22-230,371,921.53-66,076,825.50

Finding the Fourth Proportional to 153,472,028.22, 230,371,921.53 and 66,076,825.50

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Solution

The fourth proportional to 153,472,028.22, 230,371,921.53 and 66,076,825.50 is: 99,185,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,472,028.22 : 230,371,921.53 = 66,076,825.50 : x
  2. Step 2: Convert to fraction form
    153,472,028.22/230,371,921.53 = 66,076,825.50/x
  3. Step 3: Cross multiply
    153,472,028.22x = 230,371,921.53 × 66,076,825.50
  4. Step 4: Simplify right side
    153,472,028.22x = 15,222,245,259,037,504
  5. Step 5: Solve for x
    x = 15,222,245,259,037,504/153,472,028.22
  6. Step 6: Final answer
    x = 99,185,795.85

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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.