Home / 314,836,453.80-472,453,746.30-185,443,813.80

Finding the Fourth Proportional to 314,836,453.80, 472,453,746.30 and 185,443,813.80

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Solution

The fourth proportional to 314,836,453.80, 472,453,746.30 and 185,443,813.80 is: 278,282,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,836,453.80 : 472,453,746.30 = 185,443,813.80 : x
  2. Step 2: Convert to fraction form
    314,836,453.80/472,453,746.30 = 185,443,813.80/x
  3. Step 3: Cross multiply
    314,836,453.80x = 472,453,746.30 × 185,443,813.80
  4. Step 4: Simplify right side
    314,836,453.80x = 87,613,624,557,969,648
  5. Step 5: Solve for x
    x = 87,613,624,557,969,648/314,836,453.80
  6. Step 6: Final answer
    x = 278,282,973.59

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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.