Home / 226,742,580.88-312,903,994.28-127,623,270.85

Finding the Fourth Proportional to 226,742,580.88, 312,903,994.28 and 127,623,270.85

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Solution

The fourth proportional to 226,742,580.88, 312,903,994.28 and 127,623,270.85 is: 176,119,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,742,580.88 : 312,903,994.28 = 127,623,270.85 : x
  2. Step 2: Convert to fraction form
    226,742,580.88/312,903,994.28 = 127,623,270.85/x
  3. Step 3: Cross multiply
    226,742,580.88x = 312,903,994.28 × 127,623,270.85
  4. Step 4: Simplify right side
    226,742,580.88x = 39,933,831,210,622,912
  5. Step 5: Solve for x
    x = 39,933,831,210,622,912/226,742,580.88
  6. Step 6: Final answer
    x = 176,119,681.87

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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.