Home / 495,939,541.31-684,242,465.67-281,322,841.25

Finding the Fourth Proportional to 495,939,541.31, 684,242,465.67 and 281,322,841.25

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Solution

The fourth proportional to 495,939,541.31, 684,242,465.67 and 281,322,841.25 is: 388,138,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,939,541.31 : 684,242,465.67 = 281,322,841.25 : x
  2. Step 2: Convert to fraction form
    495,939,541.31/684,242,465.67 = 281,322,841.25/x
  3. Step 3: Cross multiply
    495,939,541.31x = 684,242,465.67 × 281,322,841.25
  4. Step 4: Simplify right side
    495,939,541.31x = 192,493,034,544,848,480
  5. Step 5: Solve for x
    x = 192,493,034,544,848,480/495,939,541.31
  6. Step 6: Final answer
    x = 388,138,106.58

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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.