Home / 54,593,673,287.20-81,890,509,930.80-21,470,302,074.40

Finding the Fourth Proportional to 54,593,673,287.20, 81,890,509,930.80 and 21,470,302,074.40

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Solution

The fourth proportional to 54,593,673,287.20, 81,890,509,930.80 and 21,470,302,074.40 is: 32,205,453,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,593,673,287.20 : 81,890,509,930.80 = 21,470,302,074.40 : x
  2. Step 2: Convert to fraction form
    54,593,673,287.20/81,890,509,930.80 = 21,470,302,074.40/x
  3. Step 3: Cross multiply
    54,593,673,287.20x = 81,890,509,930.80 × 21,470,302,074.40
  4. Step 4: Simplify right side
    54,593,673,287.20x = 1,758,213,985,240,929,271,808
  5. Step 5: Solve for x
    x = 1,758,213,985,240,929,271,808/54,593,673,287.20
  6. Step 6: Final answer
    x = 32,205,453,111.60

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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.