Home / 118,173,165.85-163,106,178.65-69,296,340.25

Finding the Fourth Proportional to 118,173,165.85, 163,106,178.65 and 69,296,340.25

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Solution

The fourth proportional to 118,173,165.85, 163,106,178.65 and 69,296,340.25 is: 95,644,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,165.85 : 163,106,178.65 = 69,296,340.25 : x
  2. Step 2: Convert to fraction form
    118,173,165.85/163,106,178.65 = 69,296,340.25/x
  3. Step 3: Cross multiply
    118,173,165.85x = 163,106,178.65 × 69,296,340.25
  4. Step 4: Simplify right side
    118,173,165.85x = 11,302,661,252,607,686
  5. Step 5: Solve for x
    x = 11,302,661,252,607,686/118,173,165.85
  6. Step 6: Final answer
    x = 95,644,905.27

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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.