Home / 1,585,678,015.41-2,378,501,876.45-964,064,868.30

Finding the Fourth Proportional to 1,585,678,015.41, 2,378,501,876.45 and 964,064,868.30

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Solution

The fourth proportional to 1,585,678,015.41, 2,378,501,876.45 and 964,064,868.30 is: 1,446,088,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,678,015.41 : 2,378,501,876.45 = 964,064,868.30 : x
  2. Step 2: Convert to fraction form
    1,585,678,015.41/2,378,501,876.45 = 964,064,868.30/x
  3. Step 3: Cross multiply
    1,585,678,015.41x = 2,378,501,876.45 × 964,064,868.30
  4. Step 4: Simplify right side
    1,585,678,015.41x = 2,293,030,098,271,071,744
  5. Step 5: Solve for x
    x = 2,293,030,098,271,071,744/1,585,678,015.41
  6. Step 6: Final answer
    x = 1,446,088,093.54

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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.