Home / 47,908,819,448.80-71,861,231,533.04-12,535,391,700.56

Finding the Fourth Proportional to 47,908,819,448.80, 71,861,231,533.04 and 12,535,391,700.56

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Solution

The fourth proportional to 47,908,819,448.80, 71,861,231,533.04 and 12,535,391,700.56 is: 18,802,564,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908,819,448.80 : 71,861,231,533.04 = 12,535,391,700.56 : x
  2. Step 2: Convert to fraction form
    47,908,819,448.80/71,861,231,533.04 = 12,535,391,700.56/x
  3. Step 3: Cross multiply
    47,908,819,448.80x = 71,861,231,533.04 × 12,535,391,700.56
  4. Step 4: Simplify right side
    47,908,819,448.80x = 900,808,685,351,290,011,648
  5. Step 5: Solve for x
    x = 900,808,685,351,290,011,648/47,908,819,448.80
  6. Step 6: Final answer
    x = 18,802,564,866.25

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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.