Home / 19,434,519,652.74-26,819,736,296.30-10,861,089,384.12

Finding the Fourth Proportional to 19,434,519,652.74, 26,819,736,296.30 and 10,861,089,384.12

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Solution

The fourth proportional to 19,434,519,652.74, 26,819,736,296.30 and 10,861,089,384.12 is: 14,988,358,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434,519,652.74 : 26,819,736,296.30 = 10,861,089,384.12 : x
  2. Step 2: Convert to fraction form
    19,434,519,652.74/26,819,736,296.30 = 10,861,089,384.12/x
  3. Step 3: Cross multiply
    19,434,519,652.74x = 26,819,736,296.30 × 10,861,089,384.12
  4. Step 4: Simplify right side
    19,434,519,652.74x = 291,291,553,172,587,479,040
  5. Step 5: Solve for x
    x = 291,291,553,172,587,479,040/19,434,519,652.74
  6. Step 6: Final answer
    x = 14,988,358,774.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.