Home / 230,005,462,273.55-345,015,222,024.33-78,909,644,176.90

Finding the Fourth Proportional to 230,005,462,273.55, 345,015,222,024.33 and 78,909,644,176.90

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Solution

The fourth proportional to 230,005,462,273.55, 345,015,222,024.33 and 78,909,644,176.90 is: 118,366,877,622.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,005,462,273.55 : 345,015,222,024.33 = 78,909,644,176.90 : x
  2. Step 2: Convert to fraction form
    230,005,462,273.55/345,015,222,024.33 = 78,909,644,176.90/x
  3. Step 3: Cross multiply
    230,005,462,273.55x = 345,015,222,024.33 × 78,909,644,176.90
  4. Step 4: Simplify right side
    230,005,462,273.55x = 27,225,028,405,552,308,289,536
  5. Step 5: Solve for x
    x = 27,225,028,405,552,308,289,536/230,005,462,273.55
  6. Step 6: Final answer
    x = 118,366,877,622.99

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1.5x scale

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.