Home / 18,745,099,291,202-28,121,269,932,976-7,127,097,252,438.40

Finding the Fourth Proportional to 18,745,099,291,202, 28,121,269,932,976 and 7,127,097,252,438.40

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Solution

The fourth proportional to 18,745,099,291,202, 28,121,269,932,976 and 7,127,097,252,438.40 is: 10,692,022,622,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745,099,291,202 : 28,121,269,932,976 = 7,127,097,252,438.40 : x
  2. Step 2: Convert to fraction form
    18,745,099,291,202/28,121,269,932,976 = 7,127,097,252,438.40/x
  3. Step 3: Cross multiply
    18,745,099,291,202x = 28,121,269,932,976 × 7,127,097,252,438.40
  4. Step 4: Simplify right side
    18,745,099,291,202x = 200,423,025,674,391,865,069,142,016
  5. Step 5: Solve for x
    x = 200,423,025,674,391,865,069,142,016/18,745,099,291,202
  6. Step 6: Final answer
    x = 10,692,022,622,065.29

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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.