Home / 314,929,370.40-472,394,055.60-238,401,866.40

Finding the Fourth Proportional to 314,929,370.40, 472,394,055.60 and 238,401,866.40

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Solution

The fourth proportional to 314,929,370.40, 472,394,055.60 and 238,401,866.40 is: 357,602,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,370.40 : 472,394,055.60 = 238,401,866.40 : x
  2. Step 2: Convert to fraction form
    314,929,370.40/472,394,055.60 = 238,401,866.40/x
  3. Step 3: Cross multiply
    314,929,370.40x = 472,394,055.60 × 238,401,866.40
  4. Step 4: Simplify right side
    314,929,370.40x = 112,619,624,531,305,376
  5. Step 5: Solve for x
    x = 112,619,624,531,305,376/314,929,370.40
  6. Step 6: Final answer
    x = 357,602,799.60

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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.