Home / 13,675,357,390.20-18,872,583,012.19-7,571,709,896.95

Finding the Fourth Proportional to 13,675,357,390.20, 18,872,583,012.19 and 7,571,709,896.95

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Solution

The fourth proportional to 13,675,357,390.20, 18,872,583,012.19 and 7,571,709,896.95 is: 10,449,286,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,357,390.20 : 18,872,583,012.19 = 7,571,709,896.95 : x
  2. Step 2: Convert to fraction form
    13,675,357,390.20/18,872,583,012.19 = 7,571,709,896.95/x
  3. Step 3: Cross multiply
    13,675,357,390.20x = 18,872,583,012.19 × 7,571,709,896.95
  4. Step 4: Simplify right side
    13,675,357,390.20x = 142,897,723,574,409,445,376
  5. Step 5: Solve for x
    x = 142,897,723,574,409,445,376/13,675,357,390.20
  6. Step 6: Final answer
    x = 10,449,286,223.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.