Home / 567,123,805,912.80-782,633,210,128.73-306,701,515,079.23

Finding the Fourth Proportional to 567,123,805,912.80, 782,633,210,128.73 and 306,701,515,079.23

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Solution

The fourth proportional to 567,123,805,912.80, 782,633,210,128.73 and 306,701,515,079.23 is: 423,249,366,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,123,805,912.80 : 782,633,210,128.73 = 306,701,515,079.23 : x
  2. Step 2: Convert to fraction form
    567,123,805,912.80/782,633,210,128.73 = 306,701,515,079.23/x
  3. Step 3: Cross multiply
    567,123,805,912.80x = 782,633,210,128.73 × 306,701,515,079.23
  4. Step 4: Simplify right side
    567,123,805,912.80x = 240,034,791,297,802,854,989,824
  5. Step 5: Solve for x
    x = 240,034,791,297,802,854,989,824/567,123,805,912.80
  6. Step 6: Final answer
    x = 423,249,366,003.00

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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.