Home / 358,868,308.60-495,238,706.67-193,855,878.10

Finding the Fourth Proportional to 358,868,308.60, 495,238,706.67 and 193,855,878.10

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Solution

The fourth proportional to 358,868,308.60, 495,238,706.67 and 193,855,878.10 is: 267,521,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,868,308.60 : 495,238,706.67 = 193,855,878.10 : x
  2. Step 2: Convert to fraction form
    358,868,308.60/495,238,706.67 = 193,855,878.10/x
  3. Step 3: Cross multiply
    358,868,308.60x = 495,238,706.67 × 193,855,878.10
  4. Step 4: Simplify right side
    358,868,308.60x = 96,004,934,350,621,184
  5. Step 5: Solve for x
    x = 96,004,934,350,621,184/358,868,308.60
  6. Step 6: Final answer
    x = 267,521,349.89

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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.