Home / 1,434,786,328,913.70-2,153,711,046,079.60-618,361,984,112.80

Finding the Fourth Proportional to 1,434,786,328,913.70, 2,153,711,046,079.60 and 618,361,984,112.80

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Solution

The fourth proportional to 1,434,786,328,913.70, 2,153,711,046,079.60 and 618,361,984,112.80 is: 928,203,042,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,786,328,913.70 : 2,153,711,046,079.60 = 618,361,984,112.80 : x
  2. Step 2: Convert to fraction form
    1,434,786,328,913.70/2,153,711,046,079.60 = 618,361,984,112.80/x
  3. Step 3: Cross multiply
    1,434,786,328,913.70x = 2,153,711,046,079.60 × 618,361,984,112.80
  4. Step 4: Simplify right side
    1,434,786,328,913.70x = 1,331,773,035,659,435,555,422,208
  5. Step 5: Solve for x
    x = 1,331,773,035,659,435,555,422,208/1,434,786,328,913.70
  6. Step 6: Final answer
    x = 928,203,042,377.57

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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.