Home / 227,837,900.66-314,417,812.55-123,415,971.98

Finding the Fourth Proportional to 227,837,900.66, 314,417,812.55 and 123,415,971.98

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Solution

The fourth proportional to 227,837,900.66, 314,417,812.55 and 123,415,971.98 is: 170,314,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,837,900.66 : 314,417,812.55 = 123,415,971.98 : x
  2. Step 2: Convert to fraction form
    227,837,900.66/314,417,812.55 = 123,415,971.98/x
  3. Step 3: Cross multiply
    227,837,900.66x = 314,417,812.55 × 123,415,971.98
  4. Step 4: Simplify right side
    227,837,900.66x = 38,804,179,941,494,520
  5. Step 5: Solve for x
    x = 38,804,179,941,494,520/227,837,900.66
  6. Step 6: Final answer
    x = 170,314,859.07

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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.