Home / 213,331,567.54-294,421,455.09-120,518,054.10

Finding the Fourth Proportional to 213,331,567.54, 294,421,455.09 and 120,518,054.10

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Solution

The fourth proportional to 213,331,567.54, 294,421,455.09 and 120,518,054.10 is: 166,328,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,331,567.54 : 294,421,455.09 = 120,518,054.10 : x
  2. Step 2: Convert to fraction form
    213,331,567.54/294,421,455.09 = 120,518,054.10/x
  3. Step 3: Cross multiply
    213,331,567.54x = 294,421,455.09 × 120,518,054.10
  4. Step 4: Simplify right side
    213,331,567.54x = 35,483,100,852,737,336
  5. Step 5: Solve for x
    x = 35,483,100,852,737,336/213,331,567.54
  6. Step 6: Final answer
    x = 166,328,411.97

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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.