Home / 3,184,985,345.85-4,397,165,179.59-2,831,585,218.52

Finding the Fourth Proportional to 3,184,985,345.85, 4,397,165,179.59 and 2,831,585,218.52

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Solution

The fourth proportional to 3,184,985,345.85, 4,397,165,179.59 and 2,831,585,218.52 is: 3,909,263,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,985,345.85 : 4,397,165,179.59 = 2,831,585,218.52 : x
  2. Step 2: Convert to fraction form
    3,184,985,345.85/4,397,165,179.59 = 2,831,585,218.52/x
  3. Step 3: Cross multiply
    3,184,985,345.85x = 4,397,165,179.59 × 2,831,585,218.52
  4. Step 4: Simplify right side
    3,184,985,345.85x = 12,450,947,925,895,899,136
  5. Step 5: Solve for x
    x = 12,450,947,925,895,899,136/3,184,985,345.85
  6. Step 6: Final answer
    x = 3,909,263,803.09

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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.