Home / 1,905,857,883.78-2,630,395,930.43-1,587,813,802.44

Finding the Fourth Proportional to 1,905,857,883.78, 2,630,395,930.43 and 1,587,813,802.44

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Solution

The fourth proportional to 1,905,857,883.78, 2,630,395,930.43 and 1,587,813,802.44 is: 2,191,443,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,857,883.78 : 2,630,395,930.43 = 1,587,813,802.44 : x
  2. Step 2: Convert to fraction form
    1,905,857,883.78/2,630,395,930.43 = 1,587,813,802.44/x
  3. Step 3: Cross multiply
    1,905,857,883.78x = 2,630,395,930.43 × 1,587,813,802.44
  4. Step 4: Simplify right side
    1,905,857,883.78x = 4,176,578,964,218,759,680
  5. Step 5: Solve for x
    x = 4,176,578,964,218,759,680/1,905,857,883.78
  6. Step 6: Final answer
    x = 2,191,443,024.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.