Home / 1,861,956,827.45-2,793,222,219.33-634,838,300.81

Finding the Fourth Proportional to 1,861,956,827.45, 2,793,222,219.33 and 634,838,300.81

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Solution

The fourth proportional to 1,861,956,827.45, 2,793,222,219.33 and 634,838,300.81 is: 952,355,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,956,827.45 : 2,793,222,219.33 = 634,838,300.81 : x
  2. Step 2: Convert to fraction form
    1,861,956,827.45/2,793,222,219.33 = 634,838,300.81/x
  3. Step 3: Cross multiply
    1,861,956,827.45x = 2,793,222,219.33 × 634,838,300.81
  4. Step 4: Simplify right side
    1,861,956,827.45x = 1,773,244,447,511,177,216
  5. Step 5: Solve for x
    x = 1,773,244,447,511,177,216/1,861,956,827.45
  6. Step 6: Final answer
    x = 952,355,297.05

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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.