Home / 155,759,606.69-215,014,441.41-97,051,278.31

Finding the Fourth Proportional to 155,759,606.69, 215,014,441.41 and 97,051,278.31

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Solution

The fourth proportional to 155,759,606.69, 215,014,441.41 and 97,051,278.31 is: 133,972,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759,606.69 : 215,014,441.41 = 97,051,278.31 : x
  2. Step 2: Convert to fraction form
    155,759,606.69/215,014,441.41 = 97,051,278.31/x
  3. Step 3: Cross multiply
    155,759,606.69x = 215,014,441.41 × 97,051,278.31
  4. Step 4: Simplify right side
    155,759,606.69x = 20,867,426,392,876,028
  5. Step 5: Solve for x
    x = 20,867,426,392,876,028/155,759,606.69
  6. Step 6: Final answer
    x = 133,972,002.35

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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.