Home / 194,302,140.90-291,266,587.35-112,336,880.10

Finding the Fourth Proportional to 194,302,140.90, 291,266,587.35 and 112,336,880.10

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Solution

The fourth proportional to 194,302,140.90, 291,266,587.35 and 112,336,880.10 is: 168,397,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,302,140.90 : 291,266,587.35 = 112,336,880.10 : x
  2. Step 2: Convert to fraction form
    194,302,140.90/291,266,587.35 = 112,336,880.10/x
  3. Step 3: Cross multiply
    194,302,140.90x = 291,266,587.35 × 112,336,880.10
  4. Step 4: Simplify right side
    194,302,140.90x = 32,719,979,700,273,128
  5. Step 5: Solve for x
    x = 32,719,979,700,273,128/194,302,140.90
  6. Step 6: Final answer
    x = 168,397,422.43

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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.