Home / 1,889,574,677.80-2,834,362,016.70-1,667,644,916.20

Finding the Fourth Proportional to 1,889,574,677.80, 2,834,362,016.70 and 1,667,644,916.20

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Solution

The fourth proportional to 1,889,574,677.80, 2,834,362,016.70 and 1,667,644,916.20 is: 2,501,467,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,574,677.80 : 2,834,362,016.70 = 1,667,644,916.20 : x
  2. Step 2: Convert to fraction form
    1,889,574,677.80/2,834,362,016.70 = 1,667,644,916.20/x
  3. Step 3: Cross multiply
    1,889,574,677.80x = 2,834,362,016.70 × 1,667,644,916.20
  4. Step 4: Simplify right side
    1,889,574,677.80x = 4,726,709,407,820,134,400
  5. Step 5: Solve for x
    x = 4,726,709,407,820,134,400/1,889,574,677.80
  6. Step 6: Final answer
    x = 2,501,467,374.30

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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.