Home / 160,852,609.60-221,958,840.22-90,272,031.60

Finding the Fourth Proportional to 160,852,609.60, 221,958,840.22 and 90,272,031.60

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Solution

The fourth proportional to 160,852,609.60, 221,958,840.22 and 90,272,031.60 is: 124,565,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,852,609.60 : 221,958,840.22 = 90,272,031.60 : x
  2. Step 2: Convert to fraction form
    160,852,609.60/221,958,840.22 = 90,272,031.60/x
  3. Step 3: Cross multiply
    160,852,609.60x = 221,958,840.22 × 90,272,031.60
  4. Step 4: Simplify right side
    160,852,609.60x = 20,036,675,437,597,336
  5. Step 5: Solve for x
    x = 20,036,675,437,597,336/160,852,609.60
  6. Step 6: Final answer
    x = 124,565,435.94

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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.