Home / 341,230,566,918.50-470,671,388,410.63-219,449,355,219.40

Finding the Fourth Proportional to 341,230,566,918.50, 470,671,388,410.63 and 219,449,355,219.40

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Solution

The fourth proportional to 341,230,566,918.50, 470,671,388,410.63 and 219,449,355,219.40 is: 302,694,256,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,230,566,918.50 : 470,671,388,410.63 = 219,449,355,219.40 : x
  2. Step 2: Convert to fraction form
    341,230,566,918.50/470,671,388,410.63 = 219,449,355,219.40/x
  3. Step 3: Cross multiply
    341,230,566,918.50x = 470,671,388,410.63 × 219,449,355,219.40
  4. Step 4: Simplify right side
    341,230,566,918.50x = 103,288,532,706,932,534,804,480
  5. Step 5: Solve for x
    x = 103,288,532,706,932,534,804,480/341,230,566,918.50
  6. Step 6: Final answer
    x = 302,694,256,378.28

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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.