Home / 830,294,328-1,145,616,080.64-495,701,731.20

Finding the Fourth Proportional to 830,294,328, 1,145,616,080.64 and 495,701,731.20

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Solution

The fourth proportional to 830,294,328, 1,145,616,080.64 and 495,701,731.20 is: 683,954,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,294,328 : 1,145,616,080.64 = 495,701,731.20 : x
  2. Step 2: Convert to fraction form
    830,294,328/1,145,616,080.64 = 495,701,731.20/x
  3. Step 3: Cross multiply
    830,294,328x = 1,145,616,080.64 × 495,701,731.20
  4. Step 4: Simplify right side
    830,294,328x = 567,883,874,463,806,848
  5. Step 5: Solve for x
    x = 567,883,874,463,806,848/830,294,328
  6. Step 6: Final answer
    x = 683,954,900.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.