Home / 54,593,673,200.70-81,890,509,801.05-21,470,301,987.90

Finding the Fourth Proportional to 54,593,673,200.70, 81,890,509,801.05 and 21,470,301,987.90

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Solution

The fourth proportional to 54,593,673,200.70, 81,890,509,801.05 and 21,470,301,987.90 is: 32,205,452,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,593,673,200.70 : 81,890,509,801.05 = 21,470,301,987.90 : x
  2. Step 2: Convert to fraction form
    54,593,673,200.70/81,890,509,801.05 = 21,470,301,987.90/x
  3. Step 3: Cross multiply
    54,593,673,200.70x = 81,890,509,801.05 × 21,470,301,987.90
  4. Step 4: Simplify right side
    54,593,673,200.70x = 1,758,213,975,371,628,412,928
  5. Step 5: Solve for x
    x = 1,758,213,975,371,628,412,928/54,593,673,200.70
  6. Step 6: Final answer
    x = 32,205,452,981.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.