Home / 451,242,263.07-622,565,469.61-272,559,386.30

Finding the Fourth Proportional to 451,242,263.07, 622,565,469.61 and 272,559,386.30

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Solution

The fourth proportional to 451,242,263.07, 622,565,469.61 and 272,559,386.30 is: 376,042,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,242,263.07 : 622,565,469.61 = 272,559,386.30 : x
  2. Step 2: Convert to fraction form
    451,242,263.07/622,565,469.61 = 272,559,386.30/x
  3. Step 3: Cross multiply
    451,242,263.07x = 622,565,469.61 × 272,559,386.30
  4. Step 4: Simplify right side
    451,242,263.07x = 169,686,062,324,678,688
  5. Step 5: Solve for x
    x = 169,686,062,324,678,688/451,242,263.07
  6. Step 6: Final answer
    x = 376,042,042.63

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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.