Home / 2,989,095,748.62-4,481,908,982.40-1,415,189,841.27

Finding the Fourth Proportional to 2,989,095,748.62, 4,481,908,982.40 and 1,415,189,841.27

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Solution

The fourth proportional to 2,989,095,748.62, 4,481,908,982.40 and 1,415,189,841.27 is: 2,121,963,494.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,095,748.62 : 4,481,908,982.40 = 1,415,189,841.27 : x
  2. Step 2: Convert to fraction form
    2,989,095,748.62/4,481,908,982.40 = 1,415,189,841.27/x
  3. Step 3: Cross multiply
    2,989,095,748.62x = 4,481,908,982.40 × 1,415,189,841.27
  4. Step 4: Simplify right side
    2,989,095,748.62x = 6,342,752,061,389,242,368
  5. Step 5: Solve for x
    x = 6,342,752,061,389,242,368/2,989,095,748.62
  6. Step 6: Final answer
    x = 2,121,963,494.92

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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.