Home / 384,913,282.80-577,392,042.60-112,326,121.20

Finding the Fourth Proportional to 384,913,282.80, 577,392,042.60 and 112,326,121.20

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Solution

The fourth proportional to 384,913,282.80, 577,392,042.60 and 112,326,121.20 is: 168,495,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,913,282.80 : 577,392,042.60 = 112,326,121.20 : x
  2. Step 2: Convert to fraction form
    384,913,282.80/577,392,042.60 = 112,326,121.20/x
  3. Step 3: Cross multiply
    384,913,282.80x = 577,392,042.60 × 112,326,121.20
  4. Step 4: Simplify right side
    384,913,282.80x = 64,856,208,557,003,168
  5. Step 5: Solve for x
    x = 64,856,208,557,003,168/384,913,282.80
  6. Step 6: Final answer
    x = 168,495,636.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.