Home / 1,077,664,586.40-1,616,496,879.60-465,444,554.40

Finding the Fourth Proportional to 1,077,664,586.40, 1,616,496,879.60 and 465,444,554.40

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Solution

The fourth proportional to 1,077,664,586.40, 1,616,496,879.60 and 465,444,554.40 is: 698,166,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,664,586.40 : 1,616,496,879.60 = 465,444,554.40 : x
  2. Step 2: Convert to fraction form
    1,077,664,586.40/1,616,496,879.60 = 465,444,554.40/x
  3. Step 3: Cross multiply
    1,077,664,586.40x = 1,616,496,879.60 × 465,444,554.40
  4. Step 4: Simplify right side
    1,077,664,586.40x = 752,389,669,814,412,416
  5. Step 5: Solve for x
    x = 752,389,669,814,412,416/1,077,664,586.40
  6. Step 6: Final answer
    x = 698,166,831.60

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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.