Home / 703,054,519.54-1,054,786,549.95-314,786,548.19

Finding the Fourth Proportional to 703,054,519.54, 1,054,786,549.95 and 314,786,548.19

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Solution

The fourth proportional to 703,054,519.54, 1,054,786,549.95 and 314,786,548.19 is: 472,271,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,054,519.54 : 1,054,786,549.95 = 314,786,548.19 : x
  2. Step 2: Convert to fraction form
    703,054,519.54/1,054,786,549.95 = 314,786,548.19/x
  3. Step 3: Cross multiply
    703,054,519.54x = 1,054,786,549.95 × 314,786,548.19
  4. Step 4: Simplify right side
    703,054,519.54x = 332,032,617,137,849,536
  5. Step 5: Solve for x
    x = 332,032,617,137,849,536/703,054,519.54
  6. Step 6: Final answer
    x = 472,271,506.56

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1.5x scale

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.