Home / 207,275,112,043.20-310,912,668,064.80-169,617,840,512.40

Finding the Fourth Proportional to 207,275,112,043.20, 310,912,668,064.80 and 169,617,840,512.40

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Solution

The fourth proportional to 207,275,112,043.20, 310,912,668,064.80 and 169,617,840,512.40 is: 254,426,760,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,275,112,043.20 : 310,912,668,064.80 = 169,617,840,512.40 : x
  2. Step 2: Convert to fraction form
    207,275,112,043.20/310,912,668,064.80 = 169,617,840,512.40/x
  3. Step 3: Cross multiply
    207,275,112,043.20x = 310,912,668,064.80 × 169,617,840,512.40
  4. Step 4: Simplify right side
    207,275,112,043.20x = 52,736,335,345,100,005,572,608
  5. Step 5: Solve for x
    x = 52,736,335,345,100,005,572,608/207,275,112,043.20
  6. Step 6: Final answer
    x = 254,426,760,768.60

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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.