Home / 679,042,898,259.30-937,082,112,900.06-370,400,983,334.98

Finding the Fourth Proportional to 679,042,898,259.30, 937,082,112,900.06 and 370,400,983,334.98

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Solution

The fourth proportional to 679,042,898,259.30, 937,082,112,900.06 and 370,400,983,334.98 is: 511,154,946,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,042,898,259.30 : 937,082,112,900.06 = 370,400,983,334.98 : x
  2. Step 2: Convert to fraction form
    679,042,898,259.30/937,082,112,900.06 = 370,400,983,334.98/x
  3. Step 3: Cross multiply
    679,042,898,259.30x = 937,082,112,900.06 × 370,400,983,334.98
  4. Step 4: Simplify right side
    679,042,898,259.30x = 347,096,136,083,802,968,555,520
  5. Step 5: Solve for x
    x = 347,096,136,083,802,968,555,520/679,042,898,259.30
  6. Step 6: Final answer
    x = 511,154,946,136.06

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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.