Home / 1,328,803,370.10-1,992,743,476.43-739,492,923.06

Finding the Fourth Proportional to 1,328,803,370.10, 1,992,743,476.43 and 739,492,923.06

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Solution

The fourth proportional to 1,328,803,370.10, 1,992,743,476.43 and 739,492,923.06 is: 1,108,982,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,803,370.10 : 1,992,743,476.43 = 739,492,923.06 : x
  2. Step 2: Convert to fraction form
    1,328,803,370.10/1,992,743,476.43 = 739,492,923.06/x
  3. Step 3: Cross multiply
    1,328,803,370.10x = 1,992,743,476.43 × 739,492,923.06
  4. Step 4: Simplify right side
    1,328,803,370.10x = 1,473,619,698,290,269,184
  5. Step 5: Solve for x
    x = 1,473,619,698,290,269,184/1,328,803,370.10
  6. Step 6: Final answer
    x = 1,108,982,511.22

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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.