Home / 474,856,195.86-712,351,904.94-147,360,009.87

Finding the Fourth Proportional to 474,856,195.86, 712,351,904.94 and 147,360,009.87

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Solution

The fourth proportional to 474,856,195.86, 712,351,904.94 and 147,360,009.87 is: 221,060,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,856,195.86 : 712,351,904.94 = 147,360,009.87 : x
  2. Step 2: Convert to fraction form
    474,856,195.86/712,351,904.94 = 147,360,009.87/x
  3. Step 3: Cross multiply
    474,856,195.86x = 712,351,904.94 × 147,360,009.87
  4. Step 4: Simplify right side
    474,856,195.86x = 104,972,183,742,871,712
  5. Step 5: Solve for x
    x = 104,972,183,742,871,712/474,856,195.86
  6. Step 6: Final answer
    x = 221,060,996.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.