Home / 1,242,317,475,168.60-1,863,662,538,543.60-436,342,358,333.38

Finding the Fourth Proportional to 1,242,317,475,168.60, 1,863,662,538,543.60 and 436,342,358,333.38

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Solution

The fourth proportional to 1,242,317,475,168.60, 1,863,662,538,543.60 and 436,342,358,333.38 is: 654,578,981,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,317,475,168.60 : 1,863,662,538,543.60 = 436,342,358,333.38 : x
  2. Step 2: Convert to fraction form
    1,242,317,475,168.60/1,863,662,538,543.60 = 436,342,358,333.38/x
  3. Step 3: Cross multiply
    1,242,317,475,168.60x = 1,863,662,538,543.60 × 436,342,358,333.38
  4. Step 4: Simplify right side
    1,242,317,475,168.60x = 813,194,907,205,688,144,953,344
  5. Step 5: Solve for x
    x = 813,194,907,205,688,144,953,344/1,242,317,475,168.60
  6. Step 6: Final answer
    x = 654,578,981,186.21

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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.