Home / 3,359,328,008.80-5,038,992,013.20-905,912,917.60

Finding the Fourth Proportional to 3,359,328,008.80, 5,038,992,013.20 and 905,912,917.60

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Solution

The fourth proportional to 3,359,328,008.80, 5,038,992,013.20 and 905,912,917.60 is: 1,358,869,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,328,008.80 : 5,038,992,013.20 = 905,912,917.60 : x
  2. Step 2: Convert to fraction form
    3,359,328,008.80/5,038,992,013.20 = 905,912,917.60/x
  3. Step 3: Cross multiply
    3,359,328,008.80x = 5,038,992,013.20 × 905,912,917.60
  4. Step 4: Simplify right side
    3,359,328,008.80x = 4,564,887,956,441,109,504
  5. Step 5: Solve for x
    x = 4,564,887,956,441,109,504/3,359,328,008.80
  6. Step 6: Final answer
    x = 1,358,869,376.40

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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.