Home / 3,089,331,311.80-4,633,996,967.70-2,109,779,260.60

Finding the Fourth Proportional to 3,089,331,311.80, 4,633,996,967.70 and 2,109,779,260.60

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Solution

The fourth proportional to 3,089,331,311.80, 4,633,996,967.70 and 2,109,779,260.60 is: 3,164,668,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,331,311.80 : 4,633,996,967.70 = 2,109,779,260.60 : x
  2. Step 2: Convert to fraction form
    3,089,331,311.80/4,633,996,967.70 = 2,109,779,260.60/x
  3. Step 3: Cross multiply
    3,089,331,311.80x = 4,633,996,967.70 × 2,109,779,260.60
  4. Step 4: Simplify right side
    3,089,331,311.80x = 9,776,710,696,136,747,008
  5. Step 5: Solve for x
    x = 9,776,710,696,136,747,008/3,089,331,311.80
  6. Step 6: Final answer
    x = 3,164,668,890.90

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Double scale
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Similar ratio
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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.