Home / 714,982,161.74-1,072,453,417.35-190,355,764.64

Finding the Fourth Proportional to 714,982,161.74, 1,072,453,417.35 and 190,355,764.64

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Solution

The fourth proportional to 714,982,161.74, 1,072,453,417.35 and 190,355,764.64 is: 285,528,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,982,161.74 : 1,072,453,417.35 = 190,355,764.64 : x
  2. Step 2: Convert to fraction form
    714,982,161.74/1,072,453,417.35 = 190,355,764.64/x
  3. Step 3: Cross multiply
    714,982,161.74x = 1,072,453,417.35 × 190,355,764.64
  4. Step 4: Simplify right side
    714,982,161.74x = 204,147,690,295,078,016
  5. Step 5: Solve for x
    x = 204,147,690,295,078,016/714,982,161.74
  6. Step 6: Final answer
    x = 285,528,368.71

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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.