Home / 7,243,392,188.40-10,865,088,282.60-3,937,404,015.60

Finding the Fourth Proportional to 7,243,392,188.40, 10,865,088,282.60 and 3,937,404,015.60

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Solution

The fourth proportional to 7,243,392,188.40, 10,865,088,282.60 and 3,937,404,015.60 is: 5,906,106,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,392,188.40 : 10,865,088,282.60 = 3,937,404,015.60 : x
  2. Step 2: Convert to fraction form
    7,243,392,188.40/10,865,088,282.60 = 3,937,404,015.60/x
  3. Step 3: Cross multiply
    7,243,392,188.40x = 10,865,088,282.60 × 3,937,404,015.60
  4. Step 4: Simplify right side
    7,243,392,188.40x = 42,780,242,233,757,745,152
  5. Step 5: Solve for x
    x = 42,780,242,233,757,745,152/7,243,392,188.40
  6. Step 6: Final answer
    x = 5,906,106,023.40

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Double scale
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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.