Home / 1,896,816,281.31-2,617,637,458.46-1,038,476,540.43

Finding the Fourth Proportional to 1,896,816,281.31, 2,617,637,458.46 and 1,038,476,540.43

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Solution

The fourth proportional to 1,896,816,281.31, 2,617,637,458.46 and 1,038,476,540.43 is: 1,433,114,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,816,281.31 : 2,617,637,458.46 = 1,038,476,540.43 : x
  2. Step 2: Convert to fraction form
    1,896,816,281.31/2,617,637,458.46 = 1,038,476,540.43/x
  3. Step 3: Cross multiply
    1,896,816,281.31x = 2,617,637,458.46 × 1,038,476,540.43
  4. Step 4: Simplify right side
    1,896,816,281.31x = 2,718,355,091,961,518,592
  5. Step 5: Solve for x
    x = 2,718,355,091,961,518,592/1,896,816,281.31
  6. Step 6: Final answer
    x = 1,433,114,592.46

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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.