Home / 117,993,307.70-162,779,108.49-112,522,786.88

Finding the Fourth Proportional to 117,993,307.70, 162,779,108.49 and 112,522,786.88

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Solution

The fourth proportional to 117,993,307.70, 162,779,108.49 and 112,522,786.88 is: 155,232,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,993,307.70 : 162,779,108.49 = 112,522,786.88 : x
  2. Step 2: Convert to fraction form
    117,993,307.70/162,779,108.49 = 112,522,786.88/x
  3. Step 3: Cross multiply
    117,993,307.70x = 162,779,108.49 × 112,522,786.88
  4. Step 4: Simplify right side
    117,993,307.70x = 18,316,358,932,322,776
  5. Step 5: Solve for x
    x = 18,316,358,932,322,776/117,993,307.70
  6. Step 6: Final answer
    x = 155,232,184.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.