Home / 215,476,365-322,033,870.34-157,306,539.98

Finding the Fourth Proportional to 215,476,365, 322,033,870.34 and 157,306,539.98

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Solution

The fourth proportional to 215,476,365, 322,033,870.34 and 157,306,539.98 is: 235,097,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,476,365 : 322,033,870.34 = 157,306,539.98 : x
  2. Step 2: Convert to fraction form
    215,476,365/322,033,870.34 = 157,306,539.98/x
  3. Step 3: Cross multiply
    215,476,365x = 322,033,870.34 × 157,306,539.98
  4. Step 4: Simplify right side
    215,476,365x = 50,658,033,899,553,336
  5. Step 5: Solve for x
    x = 50,658,033,899,553,336/215,476,365
  6. Step 6: Final answer
    x = 235,097,867.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.