Home / 104,571,201.40-156,835,806.90-49,983,681.40

Finding the Fourth Proportional to 104,571,201.40, 156,835,806.90 and 49,983,681.40

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Solution

The fourth proportional to 104,571,201.40, 156,835,806.90 and 49,983,681.40 is: 74,965,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,571,201.40 : 156,835,806.90 = 49,983,681.40 : x
  2. Step 2: Convert to fraction form
    104,571,201.40/156,835,806.90 = 49,983,681.40/x
  3. Step 3: Cross multiply
    104,571,201.40x = 156,835,806.90 × 49,983,681.40
  4. Step 4: Simplify right side
    104,571,201.40x = 7,839,231,004,201,522
  5. Step 5: Solve for x
    x = 7,839,231,004,201,522/104,571,201.40
  6. Step 6: Final answer
    x = 74,965,486.67

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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.