Home / 1,106,863,084.53-1,527,481,220.27-630,546,394.11

Finding the Fourth Proportional to 1,106,863,084.53, 1,527,481,220.27 and 630,546,394.11

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Solution

The fourth proportional to 1,106,863,084.53, 1,527,481,220.27 and 630,546,394.11 is: 870,159,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,863,084.53 : 1,527,481,220.27 = 630,546,394.11 : x
  2. Step 2: Convert to fraction form
    1,106,863,084.53/1,527,481,220.27 = 630,546,394.11/x
  3. Step 3: Cross multiply
    1,106,863,084.53x = 1,527,481,220.27 × 630,546,394.11
  4. Step 4: Simplify right side
    1,106,863,084.53x = 963,147,775,511,991,168
  5. Step 5: Solve for x
    x = 963,147,775,511,991,168/1,106,863,084.53
  6. Step 6: Final answer
    x = 870,159,813.78

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.