Home / 1,329,698,749.70-1,994,548,124.55-409,455,514.10

Finding the Fourth Proportional to 1,329,698,749.70, 1,994,548,124.55 and 409,455,514.10

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Solution

The fourth proportional to 1,329,698,749.70, 1,994,548,124.55 and 409,455,514.10 is: 614,183,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,698,749.70 : 1,994,548,124.55 = 409,455,514.10 : x
  2. Step 2: Convert to fraction form
    1,329,698,749.70/1,994,548,124.55 = 409,455,514.10/x
  3. Step 3: Cross multiply
    1,329,698,749.70x = 1,994,548,124.55 × 409,455,514.10
  4. Step 4: Simplify right side
    1,329,698,749.70x = 816,678,727,734,811,136
  5. Step 5: Solve for x
    x = 816,678,727,734,811,136/1,329,698,749.70
  6. Step 6: Final answer
    x = 614,183,271.15

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Double scale
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Similar ratio
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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.