Home / 3,886,391,900,737.80-5,363,389,411,935.90-2,152,201,457,069.80

Finding the Fourth Proportional to 3,886,391,900,737.80, 5,363,389,411,935.90 and 2,152,201,457,069.80

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Solution

The fourth proportional to 3,886,391,900,737.80, 5,363,389,411,935.90 and 2,152,201,457,069.80 is: 2,970,131,371,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,391,900,737.80 : 5,363,389,411,935.90 = 2,152,201,457,069.80 : x
  2. Step 2: Convert to fraction form
    3,886,391,900,737.80/5,363,389,411,935.90 = 2,152,201,457,069.80/x
  3. Step 3: Cross multiply
    3,886,391,900,737.80x = 5,363,389,411,935.90 × 2,152,201,457,069.80
  4. Step 4: Simplify right side
    3,886,391,900,737.80x = 11,543,094,507,201,183,042,502,656
  5. Step 5: Solve for x
    x = 11,543,094,507,201,183,042,502,656/3,886,391,900,737.80
  6. Step 6: Final answer
    x = 2,970,131,371,725.49

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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.