Home / 38,673,210,647.23-53,369,033,153.92-21,525,694,787.77

Finding the Fourth Proportional to 38,673,210,647.23, 53,369,033,153.92 and 21,525,694,787.77

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Solution

The fourth proportional to 38,673,210,647.23, 53,369,033,153.92 and 21,525,694,787.77 is: 29,705,460,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,673,210,647.23 : 53,369,033,153.92 = 21,525,694,787.77 : x
  2. Step 2: Convert to fraction form
    38,673,210,647.23/53,369,033,153.92 = 21,525,694,787.77/x
  3. Step 3: Cross multiply
    38,673,210,647.23x = 53,369,033,153.92 × 21,525,694,787.77
  4. Step 4: Simplify right side
    38,673,210,647.23x = 1,148,805,518,789,435,326,464
  5. Step 5: Solve for x
    x = 1,148,805,518,789,435,326,464/38,673,210,647.23
  6. Step 6: Final answer
    x = 29,705,460,176.78

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1.5x scale

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.