Home / 219,353,477.86-327,069,138.25-213,326,936.74

Finding the Fourth Proportional to 219,353,477.86, 327,069,138.25 and 213,326,936.74

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Solution

The fourth proportional to 219,353,477.86, 327,069,138.25 and 213,326,936.74 is: 318,083,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,353,477.86 : 327,069,138.25 = 213,326,936.74 : x
  2. Step 2: Convert to fraction form
    219,353,477.86/327,069,138.25 = 213,326,936.74/x
  3. Step 3: Cross multiply
    219,353,477.86x = 327,069,138.25 × 213,326,936.74
  4. Step 4: Simplify right side
    219,353,477.86x = 69,772,657,365,064,064
  5. Step 5: Solve for x
    x = 69,772,657,365,064,064/219,353,477.86
  6. Step 6: Final answer
    x = 318,083,205.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.