Home / 117,993,302.45-162,779,101.24-112,522,781.63

Finding the Fourth Proportional to 117,993,302.45, 162,779,101.24 and 112,522,781.63

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Solution

The fourth proportional to 117,993,302.45, 162,779,101.24 and 112,522,781.63 is: 155,232,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,993,302.45 : 162,779,101.24 = 112,522,781.63 : x
  2. Step 2: Convert to fraction form
    117,993,302.45/162,779,101.24 = 112,522,781.63/x
  3. Step 3: Cross multiply
    117,993,302.45x = 162,779,101.24 × 112,522,781.63
  4. Step 4: Simplify right side
    117,993,302.45x = 18,316,357,262,756,184
  5. Step 5: Solve for x
    x = 18,316,357,262,756,184/117,993,302.45
  6. Step 6: Final answer
    x = 155,232,177.44

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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.