Home / 114,975,688.60-172,463,532.90-54,509,512.60

Finding the Fourth Proportional to 114,975,688.60, 172,463,532.90 and 54,509,512.60

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Solution

The fourth proportional to 114,975,688.60, 172,463,532.90 and 54,509,512.60 is: 81,764,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,975,688.60 : 172,463,532.90 = 54,509,512.60 : x
  2. Step 2: Convert to fraction form
    114,975,688.60/172,463,532.90 = 54,509,512.60/x
  3. Step 3: Cross multiply
    114,975,688.60x = 172,463,532.90 × 54,509,512.60
  4. Step 4: Simplify right side
    114,975,688.60x = 9,400,903,119,653,066
  5. Step 5: Solve for x
    x = 9,400,903,119,653,066/114,975,688.60
  6. Step 6: Final answer
    x = 81,764,268.90

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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.