Home / 10,342,865,866.32-15,516,477,694.08-3,355,131,194.64

Finding the Fourth Proportional to 10,342,865,866.32, 15,516,477,694.08 and 3,355,131,194.64

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Solution

The fourth proportional to 10,342,865,866.32, 15,516,477,694.08 and 3,355,131,194.64 is: 5,033,403,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,865,866.32 : 15,516,477,694.08 = 3,355,131,194.64 : x
  2. Step 2: Convert to fraction form
    10,342,865,866.32/15,516,477,694.08 = 3,355,131,194.64/x
  3. Step 3: Cross multiply
    10,342,865,866.32x = 15,516,477,694.08 × 3,355,131,194.64
  4. Step 4: Simplify right side
    10,342,865,866.32x = 52,059,818,342,343,540,736
  5. Step 5: Solve for x
    x = 52,059,818,342,343,540,736/10,342,865,866.32
  6. Step 6: Final answer
    x = 5,033,403,605.46

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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.