Home / 1,102,127,196.86-1,520,935,614.78-607,089,905.36

Finding the Fourth Proportional to 1,102,127,196.86, 1,520,935,614.78 and 607,089,905.36

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Solution

The fourth proportional to 1,102,127,196.86, 1,520,935,614.78 and 607,089,905.36 is: 837,784,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,127,196.86 : 1,520,935,614.78 = 607,089,905.36 : x
  2. Step 2: Convert to fraction form
    1,102,127,196.86/1,520,935,614.78 = 607,089,905.36/x
  3. Step 3: Cross multiply
    1,102,127,196.86x = 1,520,935,614.78 × 607,089,905.36
  4. Step 4: Simplify right side
    1,102,127,196.86x = 923,344,658,435,443,584
  5. Step 5: Solve for x
    x = 923,344,658,435,443,584/1,102,127,196.86
  6. Step 6: Final answer
    x = 837,784,115.18

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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.