Home / 1,861,956,841.14-2,793,222,239.85-634,838,314.50

Finding the Fourth Proportional to 1,861,956,841.14, 2,793,222,239.85 and 634,838,314.50

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Solution

The fourth proportional to 1,861,956,841.14, 2,793,222,239.85 and 634,838,314.50 is: 952,355,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,956,841.14 : 2,793,222,239.85 = 634,838,314.50 : x
  2. Step 2: Convert to fraction form
    1,861,956,841.14/2,793,222,239.85 = 634,838,314.50/x
  3. Step 3: Cross multiply
    1,861,956,841.14x = 2,793,222,239.85 × 634,838,314.50
  4. Step 4: Simplify right side
    1,861,956,841.14x = 1,773,244,498,770,288,640
  5. Step 5: Solve for x
    x = 1,773,244,498,770,288,640/1,861,956,841.14
  6. Step 6: Final answer
    x = 952,355,317.58

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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.