Home / 495,319,754.80-742,979,632.20-332,061,079.60

Finding the Fourth Proportional to 495,319,754.80, 742,979,632.20 and 332,061,079.60

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Solution

The fourth proportional to 495,319,754.80, 742,979,632.20 and 332,061,079.60 is: 498,091,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,319,754.80 : 742,979,632.20 = 332,061,079.60 : x
  2. Step 2: Convert to fraction form
    495,319,754.80/742,979,632.20 = 332,061,079.60/x
  3. Step 3: Cross multiply
    495,319,754.80x = 742,979,632.20 × 332,061,079.60
  4. Step 4: Simplify right side
    495,319,754.80x = 246,714,618,789,142,944
  5. Step 5: Solve for x
    x = 246,714,618,789,142,944/495,319,754.80
  6. Step 6: Final answer
    x = 498,091,619.40

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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.