Home / 1,993,033,709.80-2,989,550,564.70-1,893,264,519.40

Finding the Fourth Proportional to 1,993,033,709.80, 2,989,550,564.70 and 1,893,264,519.40

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Solution

The fourth proportional to 1,993,033,709.80, 2,989,550,564.70 and 1,893,264,519.40 is: 2,839,896,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,033,709.80 : 2,989,550,564.70 = 1,893,264,519.40 : x
  2. Step 2: Convert to fraction form
    1,993,033,709.80/2,989,550,564.70 = 1,893,264,519.40/x
  3. Step 3: Cross multiply
    1,993,033,709.80x = 2,989,550,564.70 × 1,893,264,519.40
  4. Step 4: Simplify right side
    1,993,033,709.80x = 5,660,010,013,098,743,808
  5. Step 5: Solve for x
    x = 5,660,010,013,098,743,808/1,993,033,709.80
  6. Step 6: Final answer
    x = 2,839,896,779.10

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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.