Home / 314,928,879.40-472,393,319.10-96,577,487.20

Finding the Fourth Proportional to 314,928,879.40, 472,393,319.10 and 96,577,487.20

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Solution

The fourth proportional to 314,928,879.40, 472,393,319.10 and 96,577,487.20 is: 144,866,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,879.40 : 472,393,319.10 = 96,577,487.20 : x
  2. Step 2: Convert to fraction form
    314,928,879.40/472,393,319.10 = 96,577,487.20/x
  3. Step 3: Cross multiply
    314,928,879.40x = 472,393,319.10 × 96,577,487.20
  4. Step 4: Simplify right side
    314,928,879.40x = 45,622,559,728,745,768
  5. Step 5: Solve for x
    x = 45,622,559,728,745,768/314,928,879.40
  6. Step 6: Final answer
    x = 144,866,230.80

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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.