Home / 293,040,310.40-439,843,900.80-178,249,054.40

Finding the Fourth Proportional to 293,040,310.40, 439,843,900.80 and 178,249,054.40

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Solution

The fourth proportional to 293,040,310.40, 439,843,900.80 and 178,249,054.40 is: 267,545,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,040,310.40 : 439,843,900.80 = 178,249,054.40 : x
  2. Step 2: Convert to fraction form
    293,040,310.40/439,843,900.80 = 178,249,054.40/x
  3. Step 3: Cross multiply
    293,040,310.40x = 439,843,900.80 × 178,249,054.40
  4. Step 4: Simplify right side
    293,040,310.40x = 78,401,759,401,207,408
  5. Step 5: Solve for x
    x = 78,401,759,401,207,408/293,040,310.40
  6. Step 6: Final answer
    x = 267,545,988.11

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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.