Home / 308,018,539.94-425,086,440.11-174,009,977.83

Finding the Fourth Proportional to 308,018,539.94, 425,086,440.11 and 174,009,977.83

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Solution

The fourth proportional to 308,018,539.94, 425,086,440.11 and 174,009,977.83 is: 240,145,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,018,539.94 : 425,086,440.11 = 174,009,977.83 : x
  2. Step 2: Convert to fraction form
    308,018,539.94/425,086,440.11 = 174,009,977.83/x
  3. Step 3: Cross multiply
    308,018,539.94x = 425,086,440.11 × 174,009,977.83
  4. Step 4: Simplify right side
    308,018,539.94x = 73,969,282,017,441,952
  5. Step 5: Solve for x
    x = 73,969,282,017,441,952/308,018,539.94
  6. Step 6: Final answer
    x = 240,145,551.08

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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.