Home / 213,050,401.07-294,212,607.65-201,443,562.87

Finding the Fourth Proportional to 213,050,401.07, 294,212,607.65 and 201,443,562.87

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Solution

The fourth proportional to 213,050,401.07, 294,212,607.65 and 201,443,562.87 is: 278,184,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,050,401.07 : 294,212,607.65 = 201,443,562.87 : x
  2. Step 2: Convert to fraction form
    213,050,401.07/294,212,607.65 = 201,443,562.87/x
  3. Step 3: Cross multiply
    213,050,401.07x = 294,212,607.65 × 201,443,562.87
  4. Step 4: Simplify right side
    213,050,401.07x = 59,267,235,926,289,416
  5. Step 5: Solve for x
    x = 59,267,235,926,289,416/213,050,401.07
  6. Step 6: Final answer
    x = 278,184,108.68

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1.5x scale

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.