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Finding the Fourth Proportional to 13,700,460,786.65, 19,139,320,249.15 and 13,700,460,786.65

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Solution

The fourth proportional to 13,700,460,786.65, 19,139,320,249.15 and 13,700,460,786.65 is: 19,139,320,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700,460,786.65 : 19,139,320,249.15 = 13,700,460,786.65 : x
  2. Step 2: Convert to fraction form
    13,700,460,786.65/19,139,320,249.15 = 13,700,460,786.65/x
  3. Step 3: Cross multiply
    13,700,460,786.65x = 19,139,320,249.15 × 13,700,460,786.65
  4. Step 4: Simplify right side
    13,700,460,786.65x = 262,217,506,556,615,884,800
  5. Step 5: Solve for x
    x = 262,217,506,556,615,884,800/13,700,460,786.65
  6. Step 6: Final answer
    x = 19,139,320,249.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.