Home / 629,424,006.40-944,136,009.60-617,330,771.20

Finding the Fourth Proportional to 629,424,006.40, 944,136,009.60 and 617,330,771.20

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Solution

The fourth proportional to 629,424,006.40, 944,136,009.60 and 617,330,771.20 is: 925,996,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,424,006.40 : 944,136,009.60 = 617,330,771.20 : x
  2. Step 2: Convert to fraction form
    629,424,006.40/944,136,009.60 = 617,330,771.20/x
  3. Step 3: Cross multiply
    629,424,006.40x = 944,136,009.60 × 617,330,771.20
  4. Step 4: Simplify right side
    629,424,006.40x = 582,844,210,924,058,624
  5. Step 5: Solve for x
    x = 582,844,210,924,058,624/629,424,006.40
  6. Step 6: Final answer
    x = 925,996,156.80

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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.