Home / 149,720,228.40-224,580,342.60-127,801,239.60

Finding the Fourth Proportional to 149,720,228.40, 224,580,342.60 and 127,801,239.60

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Solution

The fourth proportional to 149,720,228.40, 224,580,342.60 and 127,801,239.60 is: 191,701,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720,228.40 : 224,580,342.60 = 127,801,239.60 : x
  2. Step 2: Convert to fraction form
    149,720,228.40/224,580,342.60 = 127,801,239.60/x
  3. Step 3: Cross multiply
    149,720,228.40x = 224,580,342.60 × 127,801,239.60
  4. Step 4: Simplify right side
    149,720,228.40x = 28,701,646,174,072,684
  5. Step 5: Solve for x
    x = 28,701,646,174,072,684/149,720,228.40
  6. Step 6: Final answer
    x = 191,701,859.40

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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.