Home / 255,130,363,343.44-352,080,042,674.28-137,808,006,764.86

Finding the Fourth Proportional to 255,130,363,343.44, 352,080,042,674.28 and 137,808,006,764.86

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Solution

The fourth proportional to 255,130,363,343.44, 352,080,042,674.28 and 137,808,006,764.86 is: 190,175,125,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,130,363,343.44 : 352,080,042,674.28 = 137,808,006,764.86 : x
  2. Step 2: Convert to fraction form
    255,130,363,343.44/352,080,042,674.28 = 137,808,006,764.86/x
  3. Step 3: Cross multiply
    255,130,363,343.44x = 352,080,042,674.28 × 137,808,006,764.86
  4. Step 4: Simplify right side
    255,130,363,343.44x = 48,519,448,902,629,377,179,648
  5. Step 5: Solve for x
    x = 48,519,448,902,629,377,179,648/255,130,363,343.44
  6. Step 6: Final answer
    x = 190,175,125,636.91

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1.5x scale

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.