Home / 265,042,514,548.98-397,619,614,902.51-85,954,537,096.38

Finding the Fourth Proportional to 265,042,514,548.98, 397,619,614,902.51 and 85,954,537,096.38

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Solution

The fourth proportional to 265,042,514,548.98, 397,619,614,902.51 and 85,954,537,096.38 is: 128,949,915,818.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,042,514,548.98 : 397,619,614,902.51 = 85,954,537,096.38 : x
  2. Step 2: Convert to fraction form
    265,042,514,548.98/397,619,614,902.51 = 85,954,537,096.38/x
  3. Step 3: Cross multiply
    265,042,514,548.98x = 397,619,614,902.51 × 85,954,537,096.38
  4. Step 4: Simplify right side
    265,042,514,548.98x = 34,177,209,939,386,129,448,960
  5. Step 5: Solve for x
    x = 34,177,209,939,386,129,448,960/265,042,514,548.98
  6. Step 6: Final answer
    x = 128,949,915,818.39

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Double scale
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1.5x scale

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.