Home / 20,155,554,047.80-30,233,331,071.70-6,183,332,428.60

Finding the Fourth Proportional to 20,155,554,047.80, 30,233,331,071.70 and 6,183,332,428.60

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Solution

The fourth proportional to 20,155,554,047.80, 30,233,331,071.70 and 6,183,332,428.60 is: 9,274,998,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,554,047.80 : 30,233,331,071.70 = 6,183,332,428.60 : x
  2. Step 2: Convert to fraction form
    20,155,554,047.80/30,233,331,071.70 = 6,183,332,428.60/x
  3. Step 3: Cross multiply
    20,155,554,047.80x = 30,233,331,071.70 × 6,183,332,428.60
  4. Step 4: Simplify right side
    20,155,554,047.80x = 186,942,736,440,242,601,984
  5. Step 5: Solve for x
    x = 186,942,736,440,242,601,984/20,155,554,047.80
  6. Step 6: Final answer
    x = 9,274,998,642.90

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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.