Home / 1,696,768,711.61-2,341,504,121.40-982,334,393.12

Finding the Fourth Proportional to 1,696,768,711.61, 2,341,504,121.40 and 982,334,393.12

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Solution

The fourth proportional to 1,696,768,711.61, 2,341,504,121.40 and 982,334,393.12 is: 1,355,600,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,768,711.61 : 2,341,504,121.40 = 982,334,393.12 : x
  2. Step 2: Convert to fraction form
    1,696,768,711.61/2,341,504,121.40 = 982,334,393.12/x
  3. Step 3: Cross multiply
    1,696,768,711.61x = 2,341,504,121.40 × 982,334,393.12
  4. Step 4: Simplify right side
    1,696,768,711.61x = 2,300,140,030,089,301,504
  5. Step 5: Solve for x
    x = 2,300,140,030,089,301,504/1,696,768,711.61
  6. Step 6: Final answer
    x = 1,355,600,214.90

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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.