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Finding the Fourth Proportional to 15,879,054,246.60, 23,818,581,369.90 and 15,879,054,246.60

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Solution

The fourth proportional to 15,879,054,246.60, 23,818,581,369.90 and 15,879,054,246.60 is: 23,818,581,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879,054,246.60 : 23,818,581,369.90 = 15,879,054,246.60 : x
  2. Step 2: Convert to fraction form
    15,879,054,246.60/23,818,581,369.90 = 15,879,054,246.60/x
  3. Step 3: Cross multiply
    15,879,054,246.60x = 23,818,581,369.90 × 15,879,054,246.60
  4. Step 4: Simplify right side
    15,879,054,246.60x = 378,216,545,649,698,275,328
  5. Step 5: Solve for x
    x = 378,216,545,649,698,275,328/15,879,054,246.60
  6. Step 6: Final answer
    x = 23,818,581,369.90

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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.