Home / 243,809,678.88-365,715,227.75-103,714,041.38

Finding the Fourth Proportional to 243,809,678.88, 365,715,227.75 and 103,714,041.38

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Solution

The fourth proportional to 243,809,678.88, 365,715,227.75 and 103,714,041.38 is: 155,571,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,809,678.88 : 365,715,227.75 = 103,714,041.38 : x
  2. Step 2: Convert to fraction form
    243,809,678.88/365,715,227.75 = 103,714,041.38/x
  3. Step 3: Cross multiply
    243,809,678.88x = 365,715,227.75 × 103,714,041.38
  4. Step 4: Simplify right side
    243,809,678.88x = 37,929,804,261,812,480
  5. Step 5: Solve for x
    x = 37,929,804,261,812,480/243,809,678.88
  6. Step 6: Final answer
    x = 155,571,363.84

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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.