Home / 301,214,955.45-451,822,433.18-209,381,950.65

Finding the Fourth Proportional to 301,214,955.45, 451,822,433.18 and 209,381,950.65

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Solution

The fourth proportional to 301,214,955.45, 451,822,433.18 and 209,381,950.65 is: 314,072,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,214,955.45 : 451,822,433.18 = 209,381,950.65 : x
  2. Step 2: Convert to fraction form
    301,214,955.45/451,822,433.18 = 209,381,950.65/x
  3. Step 3: Cross multiply
    301,214,955.45x = 451,822,433.18 × 209,381,950.65
  4. Step 4: Simplify right side
    301,214,955.45x = 94,603,462,405,610,784
  5. Step 5: Solve for x
    x = 94,603,462,405,610,784/301,214,955.45
  6. Step 6: Final answer
    x = 314,072,925.98

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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.