Home / 8,390,664,582.52-11,579,118,257.28-4,631,475,859.60

Finding the Fourth Proportional to 8,390,664,582.52, 11,579,118,257.28 and 4,631,475,859.60

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Solution

The fourth proportional to 8,390,664,582.52, 11,579,118,257.28 and 4,631,475,859.60 is: 6,391,437,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,664,582.52 : 11,579,118,257.28 = 4,631,475,859.60 : x
  2. Step 2: Convert to fraction form
    8,390,664,582.52/11,579,118,257.28 = 4,631,475,859.60/x
  3. Step 3: Cross multiply
    8,390,664,582.52x = 11,579,118,257.28 × 4,631,475,859.60
  4. Step 4: Simplify right side
    8,390,664,582.52x = 53,628,406,684,045,950,976
  5. Step 5: Solve for x
    x = 53,628,406,684,045,950,976/8,390,664,582.52
  6. Step 6: Final answer
    x = 6,391,437,311.86

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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.