Home / 58,992,624,568.78-81,417,278,075.36-38,687,163,422.68

Finding the Fourth Proportional to 58,992,624,568.78, 81,417,278,075.36 and 38,687,163,422.68

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Solution

The fourth proportional to 58,992,624,568.78, 81,417,278,075.36 and 38,687,163,422.68 is: 53,393,175,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,992,624,568.78 : 81,417,278,075.36 = 38,687,163,422.68 : x
  2. Step 2: Convert to fraction form
    58,992,624,568.78/81,417,278,075.36 = 38,687,163,422.68/x
  3. Step 3: Cross multiply
    58,992,624,568.78x = 81,417,278,075.36 × 38,687,163,422.68
  4. Step 4: Simplify right side
    58,992,624,568.78x = 3,149,803,542,331,040,202,752
  5. Step 5: Solve for x
    x = 3,149,803,542,331,040,202,752/58,992,624,568.78
  6. Step 6: Final answer
    x = 53,393,175,254.62

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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.