Home / 314,928,972.80-472,393,459.20-246,054,219.20

Finding the Fourth Proportional to 314,928,972.80, 472,393,459.20 and 246,054,219.20

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Solution

The fourth proportional to 314,928,972.80, 472,393,459.20 and 246,054,219.20 is: 369,081,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,972.80 : 472,393,459.20 = 246,054,219.20 : x
  2. Step 2: Convert to fraction form
    314,928,972.80/472,393,459.20 = 246,054,219.20/x
  3. Step 3: Cross multiply
    314,928,972.80x = 472,393,459.20 × 246,054,219.20
  4. Step 4: Simplify right side
    314,928,972.80x = 116,234,403,758,643,056
  5. Step 5: Solve for x
    x = 116,234,403,758,643,056/314,928,972.80
  6. Step 6: Final answer
    x = 369,081,328.80

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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.