Home / 1,987,348,570.16-2,742,493,787.94-1,083,133,055.72

Finding the Fourth Proportional to 1,987,348,570.16, 2,742,493,787.94 and 1,083,133,055.72

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Solution

The fourth proportional to 1,987,348,570.16, 2,742,493,787.94 and 1,083,133,055.72 is: 1,494,697,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,348,570.16 : 2,742,493,787.94 = 1,083,133,055.72 : x
  2. Step 2: Convert to fraction form
    1,987,348,570.16/2,742,493,787.94 = 1,083,133,055.72/x
  3. Step 3: Cross multiply
    1,987,348,570.16x = 2,742,493,787.94 × 1,083,133,055.72
  4. Step 4: Simplify right side
    1,987,348,570.16x = 2,970,485,676,824,569,856
  5. Step 5: Solve for x
    x = 2,970,485,676,824,569,856/1,987,348,570.16
  6. Step 6: Final answer
    x = 1,494,697,871.04

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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.