Home / 227,559,197.40-314,032,238.29-123,138,389.22

Finding the Fourth Proportional to 227,559,197.40, 314,032,238.29 and 123,138,389.22

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Solution

The fourth proportional to 227,559,197.40, 314,032,238.29 and 123,138,389.22 is: 169,931,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559,197.40 : 314,032,238.29 = 123,138,389.22 : x
  2. Step 2: Convert to fraction form
    227,559,197.40/314,032,238.29 = 123,138,389.22/x
  3. Step 3: Cross multiply
    227,559,197.40x = 314,032,238.29 × 123,138,389.22
  4. Step 4: Simplify right side
    227,559,197.40x = 38,669,423,985,566,120
  5. Step 5: Solve for x
    x = 38,669,423,985,566,120/227,559,197.40
  6. Step 6: Final answer
    x = 169,931,272.51

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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.