Home / 255,908,932,810.70-352,984,279,798.72-164,572,955,932.16

Finding the Fourth Proportional to 255,908,932,810.70, 352,984,279,798.72 and 164,572,955,932.16

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Solution

The fourth proportional to 255,908,932,810.70, 352,984,279,798.72 and 164,572,955,932.16 is: 227,001,323,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,908,932,810.70 : 352,984,279,798.72 = 164,572,955,932.16 : x
  2. Step 2: Convert to fraction form
    255,908,932,810.70/352,984,279,798.72 = 164,572,955,932.16/x
  3. Step 3: Cross multiply
    255,908,932,810.70x = 352,984,279,798.72 × 164,572,955,932.16
  4. Step 4: Simplify right side
    255,908,932,810.70x = 58,091,666,324,059,976,630,272
  5. Step 5: Solve for x
    x = 58,091,666,324,059,976,630,272/255,908,932,810.70
  6. Step 6: Final answer
    x = 227,001,323,033.27

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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.