Home / 1,136,706,048.35-1,705,059,072.53-769,374,029.15

Finding the Fourth Proportional to 1,136,706,048.35, 1,705,059,072.53 and 769,374,029.15

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Solution

The fourth proportional to 1,136,706,048.35, 1,705,059,072.53 and 769,374,029.15 is: 1,154,061,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,706,048.35 : 1,705,059,072.53 = 769,374,029.15 : x
  2. Step 2: Convert to fraction form
    1,136,706,048.35/1,705,059,072.53 = 769,374,029.15/x
  3. Step 3: Cross multiply
    1,136,706,048.35x = 1,705,059,072.53 × 769,374,029.15
  4. Step 4: Simplify right side
    1,136,706,048.35x = 1,311,828,168,571,168,000
  5. Step 5: Solve for x
    x = 1,311,828,168,571,168,000/1,136,706,048.35
  6. Step 6: Final answer
    x = 1,154,061,043.73

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Double scale
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Similar ratio
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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.