Home / 464,043,708.86-640,367,527.83-255,199,846.46

Finding the Fourth Proportional to 464,043,708.86, 640,367,527.83 and 255,199,846.46

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Solution

The fourth proportional to 464,043,708.86, 640,367,527.83 and 255,199,846.46 is: 352,168,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,043,708.86 : 640,367,527.83 = 255,199,846.46 : x
  2. Step 2: Convert to fraction form
    464,043,708.86/640,367,527.83 = 255,199,846.46/x
  3. Step 3: Cross multiply
    464,043,708.86x = 640,367,527.83 × 255,199,846.46
  4. Step 4: Simplify right side
    464,043,708.86x = 163,421,694,780,185,792
  5. Step 5: Solve for x
    x = 163,421,694,780,185,792/464,043,708.86
  6. Step 6: Final answer
    x = 352,168,754.06

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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.