Home / 56,615,511,599.24-78,131,066,448.84-30,896,452,127.30

Finding the Fourth Proportional to 56,615,511,599.24, 78,131,066,448.84 and 30,896,452,127.30

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Solution

The fourth proportional to 56,615,511,599.24, 78,131,066,448.84 and 30,896,452,127.30 is: 42,638,010,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,615,511,599.24 : 78,131,066,448.84 = 30,896,452,127.30 : x
  2. Step 2: Convert to fraction form
    56,615,511,599.24/78,131,066,448.84 = 30,896,452,127.30/x
  3. Step 3: Cross multiply
    56,615,511,599.24x = 78,131,066,448.84 × 30,896,452,127.30
  4. Step 4: Simplify right side
    56,615,511,599.24x = 2,413,972,754,191,480,258,560
  5. Step 5: Solve for x
    x = 2,413,972,754,191,480,258,560/56,615,511,599.24
  6. Step 6: Final answer
    x = 42,638,010,078.92

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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.