Home / 461,578,821,341.94-636,978,833,830.06-255,826,344,151.76

Finding the Fourth Proportional to 461,578,821,341.94, 636,978,833,830.06 and 255,826,344,151.76

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Solution

The fourth proportional to 461,578,821,341.94, 636,978,833,830.06 and 255,826,344,151.76 is: 353,040,388,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,578,821,341.94 : 636,978,833,830.06 = 255,826,344,151.76 : x
  2. Step 2: Convert to fraction form
    461,578,821,341.94/636,978,833,830.06 = 255,826,344,151.76/x
  3. Step 3: Cross multiply
    461,578,821,341.94x = 636,978,833,830.06 × 255,826,344,151.76
  4. Step 4: Simplify right side
    461,578,821,341.94x = 162,955,966,360,795,702,362,112
  5. Step 5: Solve for x
    x = 162,955,966,360,795,702,362,112/461,578,821,341.94
  6. Step 6: Final answer
    x = 353,040,388,393.55

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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.