Home / 18,699,990,840-25,806,798,551.52-10,355,658,552

Finding the Fourth Proportional to 18,699,990,840, 25,806,798,551.52 and 10,355,658,552

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Solution

The fourth proportional to 18,699,990,840, 25,806,798,551.52 and 10,355,658,552 is: 14,291,258,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699,990,840 : 25,806,798,551.52 = 10,355,658,552 : x
  2. Step 2: Convert to fraction form
    18,699,990,840/25,806,798,551.52 = 10,355,658,552/x
  3. Step 3: Cross multiply
    18,699,990,840x = 25,806,798,551.52 × 10,355,658,552
  4. Step 4: Simplify right side
    18,699,990,840x = 267,246,394,119,789,314,048
  5. Step 5: Solve for x
    x = 267,246,394,119,789,314,048/18,699,990,840
  6. Step 6: Final answer
    x = 14,291,258,022.87

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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.