Home / 227,851,740.38-314,436,364.40-123,429,811.36

Finding the Fourth Proportional to 227,851,740.38, 314,436,364.40 and 123,429,811.36

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Solution

The fourth proportional to 227,851,740.38, 314,436,364.40 and 123,429,811.36 is: 170,333,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,851,740.38 : 314,436,364.40 = 123,429,811.36 : x
  2. Step 2: Convert to fraction form
    227,851,740.38/314,436,364.40 = 123,429,811.36/x
  3. Step 3: Cross multiply
    227,851,740.38x = 314,436,364.40 × 123,429,811.36
  4. Step 4: Simplify right side
    227,851,740.38x = 38,810,821,142,616,216
  5. Step 5: Solve for x
    x = 38,810,821,142,616,216/227,851,740.38
  6. Step 6: Final answer
    x = 170,333,661.17

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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.