Home / 169,946,885.61-253,952,868.56-127,605,549.87

Finding the Fourth Proportional to 169,946,885.61, 253,952,868.56 and 127,605,549.87

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Solution

The fourth proportional to 169,946,885.61, 253,952,868.56 and 127,605,549.87 is: 190,681,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,946,885.61 : 253,952,868.56 = 127,605,549.87 : x
  2. Step 2: Convert to fraction form
    169,946,885.61/253,952,868.56 = 127,605,549.87/x
  3. Step 3: Cross multiply
    169,946,885.61x = 253,952,868.56 × 127,605,549.87
  4. Step 4: Simplify right side
    169,946,885.61x = 32,405,795,433,024,608
  5. Step 5: Solve for x
    x = 32,405,795,433,024,608/169,946,885.61
  6. Step 6: Final answer
    x = 190,681,902.27

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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.