Home / 216,551,473.40-324,827,210.10-168,178,532.60

Finding the Fourth Proportional to 216,551,473.40, 324,827,210.10 and 168,178,532.60

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Solution

The fourth proportional to 216,551,473.40, 324,827,210.10 and 168,178,532.60 is: 252,267,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,551,473.40 : 324,827,210.10 = 168,178,532.60 : x
  2. Step 2: Convert to fraction form
    216,551,473.40/324,827,210.10 = 168,178,532.60/x
  3. Step 3: Cross multiply
    216,551,473.40x = 324,827,210.10 × 168,178,532.60
  4. Step 4: Simplify right side
    216,551,473.40x = 54,628,963,543,169,904
  5. Step 5: Solve for x
    x = 54,628,963,543,169,904/216,551,473.40
  6. Step 6: Final answer
    x = 252,267,798.90

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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.