Home / 358,868,303.10-495,238,699.08-193,855,872.60

Finding the Fourth Proportional to 358,868,303.10, 495,238,699.08 and 193,855,872.60

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Solution

The fourth proportional to 358,868,303.10, 495,238,699.08 and 193,855,872.60 is: 267,521,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,868,303.10 : 495,238,699.08 = 193,855,872.60 : x
  2. Step 2: Convert to fraction form
    358,868,303.10/495,238,699.08 = 193,855,872.60/x
  3. Step 3: Cross multiply
    358,868,303.10x = 495,238,699.08 × 193,855,872.60
  4. Step 4: Simplify right side
    358,868,303.10x = 96,004,930,155,442,208
  5. Step 5: Solve for x
    x = 96,004,930,155,442,208/358,868,303.10
  6. Step 6: Final answer
    x = 267,521,342.30

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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.