Home / 219,208,585.77-302,507,823.28-131,102,569.33

Finding the Fourth Proportional to 219,208,585.77, 302,507,823.28 and 131,102,569.33

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Solution

The fourth proportional to 219,208,585.77, 302,507,823.28 and 131,102,569.33 is: 180,921,530.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,208,585.77 : 302,507,823.28 = 131,102,569.33 : x
  2. Step 2: Convert to fraction form
    219,208,585.77/302,507,823.28 = 131,102,569.33/x
  3. Step 3: Cross multiply
    219,208,585.77x = 302,507,823.28 × 131,102,569.33
  4. Step 4: Simplify right side
    219,208,585.77x = 39,659,552,874,433,584
  5. Step 5: Solve for x
    x = 39,659,552,874,433,584/219,208,585.77
  6. Step 6: Final answer
    x = 180,921,530.67

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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.