Home / 2,189,529,491.52-3,020,793,483.48-1,660,342,209.60

Finding the Fourth Proportional to 2,189,529,491.52, 3,020,793,483.48 and 1,660,342,209.60

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Solution

The fourth proportional to 2,189,529,491.52, 3,020,793,483.48 and 1,660,342,209.60 is: 2,290,698,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,529,491.52 : 3,020,793,483.48 = 1,660,342,209.60 : x
  2. Step 2: Convert to fraction form
    2,189,529,491.52/3,020,793,483.48 = 1,660,342,209.60/x
  3. Step 3: Cross multiply
    2,189,529,491.52x = 3,020,793,483.48 × 1,660,342,209.60
  4. Step 4: Simplify right side
    2,189,529,491.52x = 5,015,550,927,106,463,744
  5. Step 5: Solve for x
    x = 5,015,550,927,106,463,744/2,189,529,491.52
  6. Step 6: Final answer
    x = 2,290,698,045.64

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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.