Home / 1,242,317,474,975.40-1,863,662,538,253.80-436,342,358,140.14

Finding the Fourth Proportional to 1,242,317,474,975.40, 1,863,662,538,253.80 and 436,342,358,140.14

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Solution

The fourth proportional to 1,242,317,474,975.40, 1,863,662,538,253.80 and 436,342,358,140.14 is: 654,578,980,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,317,474,975.40 : 1,863,662,538,253.80 = 436,342,358,140.14 : x
  2. Step 2: Convert to fraction form
    1,242,317,474,975.40/1,863,662,538,253.80 = 436,342,358,140.14/x
  3. Step 3: Cross multiply
    1,242,317,474,975.40x = 1,863,662,538,253.80 × 436,342,358,140.14
  4. Step 4: Simplify right side
    1,242,317,474,975.40x = 813,194,906,719,102,038,966,272
  5. Step 5: Solve for x
    x = 813,194,906,719,102,038,966,272/1,242,317,474,975.40
  6. Step 6: Final answer
    x = 654,578,980,896.33

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Double scale
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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.