Home / 133,931,969.60-200,898,100.20-53,152,937.60

Finding the Fourth Proportional to 133,931,969.60, 200,898,100.20 and 53,152,937.60

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Solution

The fourth proportional to 133,931,969.60, 200,898,100.20 and 53,152,937.60 is: 79,729,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,931,969.60 : 200,898,100.20 = 53,152,937.60 : x
  2. Step 2: Convert to fraction form
    133,931,969.60/200,898,100.20 = 53,152,937.60/x
  3. Step 3: Cross multiply
    133,931,969.60x = 200,898,100.20 × 53,152,937.60
  4. Step 4: Simplify right side
    133,931,969.60x = 10,678,324,183,889,148
  5. Step 5: Solve for x
    x = 10,678,324,183,889,148/133,931,969.60
  6. Step 6: Final answer
    x = 79,729,464.26

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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.