Home / 314,604,879.40-471,907,319.10-200,097,058.60

Finding the Fourth Proportional to 314,604,879.40, 471,907,319.10 and 200,097,058.60

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Solution

The fourth proportional to 314,604,879.40, 471,907,319.10 and 200,097,058.60 is: 300,145,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,604,879.40 : 471,907,319.10 = 200,097,058.60 : x
  2. Step 2: Convert to fraction form
    314,604,879.40/471,907,319.10 = 200,097,058.60/x
  3. Step 3: Cross multiply
    314,604,879.40x = 471,907,319.10 × 200,097,058.60
  4. Step 4: Simplify right side
    314,604,879.40x = 94,427,266,483,721,600
  5. Step 5: Solve for x
    x = 94,427,266,483,721,600/314,604,879.40
  6. Step 6: Final answer
    x = 300,145,587.90

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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.