Home / 283,158,435,531.06-390,758,797,788.63-152,947,289,449.98

Finding the Fourth Proportional to 283,158,435,531.06, 390,758,797,788.63 and 152,947,289,449.98

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Solution

The fourth proportional to 283,158,435,531.06, 390,758,797,788.63 and 152,947,289,449.98 is: 211,067,344,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,158,435,531.06 : 390,758,797,788.63 = 152,947,289,449.98 : x
  2. Step 2: Convert to fraction form
    283,158,435,531.06/390,758,797,788.63 = 152,947,289,449.98/x
  3. Step 3: Cross multiply
    283,158,435,531.06x = 390,758,797,788.63 × 152,947,289,449.98
  4. Step 4: Simplify right side
    283,158,435,531.06x = 59,765,498,950,503,804,960,768
  5. Step 5: Solve for x
    x = 59,765,498,950,503,804,960,768/283,158,435,531.06
  6. Step 6: Final answer
    x = 211,067,344,112.19

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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.