Home / 1,106,863,083.53-1,527,481,218.89-630,546,393.11

Finding the Fourth Proportional to 1,106,863,083.53, 1,527,481,218.89 and 630,546,393.11

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Solution

The fourth proportional to 1,106,863,083.53, 1,527,481,218.89 and 630,546,393.11 is: 870,159,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,863,083.53 : 1,527,481,218.89 = 630,546,393.11 : x
  2. Step 2: Convert to fraction form
    1,106,863,083.53/1,527,481,218.89 = 630,546,393.11/x
  3. Step 3: Cross multiply
    1,106,863,083.53x = 1,527,481,218.89 × 630,546,393.11
  4. Step 4: Simplify right side
    1,106,863,083.53x = 963,147,773,114,355,968
  5. Step 5: Solve for x
    x = 963,147,773,114,355,968/1,106,863,083.53
  6. Step 6: Final answer
    x = 870,159,812.40

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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.