Home / 358,815,486.36-495,165,704.88-193,803,055.86

Finding the Fourth Proportional to 358,815,486.36, 495,165,704.88 and 193,803,055.86

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Solution

The fourth proportional to 358,815,486.36, 495,165,704.88 and 193,803,055.86 is: 267,448,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,815,486.36 : 495,165,704.88 = 193,803,055.86 : x
  2. Step 2: Convert to fraction form
    358,815,486.36/495,165,704.88 = 193,803,055.86/x
  3. Step 3: Cross multiply
    358,815,486.36x = 495,165,704.88 × 193,803,055.86
  4. Step 4: Simplify right side
    358,815,486.36x = 95,964,626,762,373,376
  5. Step 5: Solve for x
    x = 95,964,626,762,373,376/358,815,486.36
  6. Step 6: Final answer
    x = 267,448,397.32

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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.