Home / 293,358,584.40-440,037,958.14-109,101,985.98

Finding the Fourth Proportional to 293,358,584.40, 440,037,958.14 and 109,101,985.98

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Solution

The fourth proportional to 293,358,584.40, 440,037,958.14 and 109,101,985.98 is: 163,653,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,358,584.40 : 440,037,958.14 = 109,101,985.98 : x
  2. Step 2: Convert to fraction form
    293,358,584.40/440,037,958.14 = 109,101,985.98/x
  3. Step 3: Cross multiply
    293,358,584.40x = 440,037,958.14 × 109,101,985.98
  4. Step 4: Simplify right side
    293,358,584.40x = 48,009,015,139,658,104
  5. Step 5: Solve for x
    x = 48,009,015,139,658,104/293,358,584.40
  6. Step 6: Final answer
    x = 163,653,009.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.