Home / 117,993,297.58-162,779,094.52-112,522,776.75

Finding the Fourth Proportional to 117,993,297.58, 162,779,094.52 and 112,522,776.75

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Solution

The fourth proportional to 117,993,297.58, 162,779,094.52 and 112,522,776.75 is: 155,232,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,993,297.58 : 162,779,094.52 = 112,522,776.75 : x
  2. Step 2: Convert to fraction form
    117,993,297.58/162,779,094.52 = 112,522,776.75/x
  3. Step 3: Cross multiply
    117,993,297.58x = 162,779,094.52 × 112,522,776.75
  4. Step 4: Simplify right side
    117,993,297.58x = 18,316,355,711,959,804
  5. Step 5: Solve for x
    x = 18,316,355,711,959,804/117,993,297.58
  6. Step 6: Final answer
    x = 155,232,170.71

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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.