Home / 196,245,338.40-294,368,007.60-119,528,877.60

Finding the Fourth Proportional to 196,245,338.40, 294,368,007.60 and 119,528,877.60

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Solution

The fourth proportional to 196,245,338.40, 294,368,007.60 and 119,528,877.60 is: 179,293,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,245,338.40 : 294,368,007.60 = 119,528,877.60 : x
  2. Step 2: Convert to fraction form
    196,245,338.40/294,368,007.60 = 119,528,877.60/x
  3. Step 3: Cross multiply
    196,245,338.40x = 294,368,007.60 × 119,528,877.60
  4. Step 4: Simplify right side
    196,245,338.40x = 35,185,477,549,776,272
  5. Step 5: Solve for x
    x = 35,185,477,549,776,272/196,245,338.40
  6. Step 6: Final answer
    x = 179,293,316.40

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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.