Home / 1,329,213,039.60-1,993,819,559.40-893,856,572.40

Finding the Fourth Proportional to 1,329,213,039.60, 1,993,819,559.40 and 893,856,572.40

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Solution

The fourth proportional to 1,329,213,039.60, 1,993,819,559.40 and 893,856,572.40 is: 1,340,784,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,213,039.60 : 1,993,819,559.40 = 893,856,572.40 : x
  2. Step 2: Convert to fraction form
    1,329,213,039.60/1,993,819,559.40 = 893,856,572.40/x
  3. Step 3: Cross multiply
    1,329,213,039.60x = 1,993,819,559.40 × 893,856,572.40
  4. Step 4: Simplify right side
    1,329,213,039.60x = 1,782,188,717,349,362,176
  5. Step 5: Solve for x
    x = 1,782,188,717,349,362,176/1,329,213,039.60
  6. Step 6: Final answer
    x = 1,340,784,858.60

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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.