Home / 169,946,883.36-253,952,865.20-127,605,547.62

Finding the Fourth Proportional to 169,946,883.36, 253,952,865.20 and 127,605,547.62

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Solution

The fourth proportional to 169,946,883.36, 253,952,865.20 and 127,605,547.62 is: 190,681,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,946,883.36 : 253,952,865.20 = 127,605,547.62 : x
  2. Step 2: Convert to fraction form
    169,946,883.36/253,952,865.20 = 127,605,547.62/x
  3. Step 3: Cross multiply
    169,946,883.36x = 253,952,865.20 × 127,605,547.62
  4. Step 4: Simplify right side
    169,946,883.36x = 32,405,794,433,833,056
  5. Step 5: Solve for x
    x = 32,405,794,433,833,056/169,946,883.36
  6. Step 6: Final answer
    x = 190,681,898.92

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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.