Home / 260,760,391,412.80-391,140,587,119.20-248,362,935,764.80

Finding the Fourth Proportional to 260,760,391,412.80, 391,140,587,119.20 and 248,362,935,764.80

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Solution

The fourth proportional to 260,760,391,412.80, 391,140,587,119.20 and 248,362,935,764.80 is: 372,544,403,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,760,391,412.80 : 391,140,587,119.20 = 248,362,935,764.80 : x
  2. Step 2: Convert to fraction form
    260,760,391,412.80/391,140,587,119.20 = 248,362,935,764.80/x
  3. Step 3: Cross multiply
    260,760,391,412.80x = 391,140,587,119.20 × 248,362,935,764.80
  4. Step 4: Simplify right side
    260,760,391,412.80x = 97,144,824,513,692,033,875,968
  5. Step 5: Solve for x
    x = 97,144,824,513,692,033,875,968/260,760,391,412.80
  6. Step 6: Final answer
    x = 372,544,403,647.20

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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.