Home / 617,348,125,701.22-925,919,478,762.72-186,982,889,222.56

Finding the Fourth Proportional to 617,348,125,701.22, 925,919,478,762.72 and 186,982,889,222.56

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Solution

The fourth proportional to 617,348,125,701.22, 925,919,478,762.72 and 186,982,889,222.56 is: 280,443,225,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,348,125,701.22 : 925,919,478,762.72 = 186,982,889,222.56 : x
  2. Step 2: Convert to fraction form
    617,348,125,701.22/925,919,478,762.72 = 186,982,889,222.56/x
  3. Step 3: Cross multiply
    617,348,125,701.22x = 925,919,478,762.72 × 186,982,889,222.56
  4. Step 4: Simplify right side
    617,348,125,701.22x = 173,131,099,326,500,174,823,424
  5. Step 5: Solve for x
    x = 173,131,099,326,500,174,823,424/617,348,125,701.22
  6. Step 6: Final answer
    x = 280,443,225,011.57

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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.