Home / 213,408,267.58-294,413,228.85-142,866,603.64

Finding the Fourth Proportional to 213,408,267.58, 294,413,228.85 and 142,866,603.64

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Solution

The fourth proportional to 213,408,267.58, 294,413,228.85 and 142,866,603.64 is: 197,095,541.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,408,267.58 : 294,413,228.85 = 142,866,603.64 : x
  2. Step 2: Convert to fraction form
    213,408,267.58/294,413,228.85 = 142,866,603.64/x
  3. Step 3: Cross multiply
    213,408,267.58x = 294,413,228.85 × 142,866,603.64
  4. Step 4: Simplify right side
    213,408,267.58x = 42,061,818,072,485,560
  5. Step 5: Solve for x
    x = 42,061,818,072,485,560/213,408,267.58
  6. Step 6: Final answer
    x = 197,095,541.56

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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.