Home / 146,072,160-201,577,116.80-80,880,664.32

Finding the Fourth Proportional to 146,072,160, 201,577,116.80 and 80,880,664.32

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Solution

The fourth proportional to 146,072,160, 201,577,116.80 and 80,880,664.32 is: 111,613,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,072,160 : 201,577,116.80 = 80,880,664.32 : x
  2. Step 2: Convert to fraction form
    146,072,160/201,577,116.80 = 80,880,664.32/x
  3. Step 3: Cross multiply
    146,072,160x = 201,577,116.80 × 80,880,664.32
  4. Step 4: Simplify right side
    146,072,160x = 16,303,691,118,494,232
  5. Step 5: Solve for x
    x = 16,303,691,118,494,232/146,072,160
  6. Step 6: Final answer
    x = 111,613,952.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.