Home / 153,400,688.22-229,260,491.43-111,988,771.86

Finding the Fourth Proportional to 153,400,688.22, 229,260,491.43 and 111,988,771.86

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Solution

The fourth proportional to 153,400,688.22, 229,260,491.43 and 111,988,771.86 is: 167,369,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,400,688.22 : 229,260,491.43 = 111,988,771.86 : x
  2. Step 2: Convert to fraction form
    153,400,688.22/229,260,491.43 = 111,988,771.86/x
  3. Step 3: Cross multiply
    153,400,688.22x = 229,260,491.43 × 111,988,771.86
  4. Step 4: Simplify right side
    153,400,688.22x = 25,674,600,871,265,756
  5. Step 5: Solve for x
    x = 25,674,600,871,265,756/153,400,688.22
  6. Step 6: Final answer
    x = 167,369,528.58

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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.