Home / 231,139,416.89-346,828,325.98-108,330,210.88

Finding the Fourth Proportional to 231,139,416.89, 346,828,325.98 and 108,330,210.88

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Solution

The fourth proportional to 231,139,416.89, 346,828,325.98 and 108,330,210.88 is: 162,551,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,139,416.89 : 346,828,325.98 = 108,330,210.88 : x
  2. Step 2: Convert to fraction form
    231,139,416.89/346,828,325.98 = 108,330,210.88/x
  3. Step 3: Cross multiply
    231,139,416.89x = 346,828,325.98 × 108,330,210.88
  4. Step 4: Simplify right side
    231,139,416.89x = 37,571,985,692,029,136
  5. Step 5: Solve for x
    x = 37,571,985,692,029,136/231,139,416.89
  6. Step 6: Final answer
    x = 162,551,183.17

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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.