Home / 358,868,309.10-495,238,707.36-193,855,878.60

Finding the Fourth Proportional to 358,868,309.10, 495,238,707.36 and 193,855,878.60

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Solution

The fourth proportional to 358,868,309.10, 495,238,707.36 and 193,855,878.60 is: 267,521,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,868,309.10 : 495,238,707.36 = 193,855,878.60 : x
  2. Step 2: Convert to fraction form
    358,868,309.10/495,238,707.36 = 193,855,878.60/x
  3. Step 3: Cross multiply
    358,868,309.10x = 495,238,707.36 × 193,855,878.60
  4. Step 4: Simplify right side
    358,868,309.10x = 96,004,934,732,001,088
  5. Step 5: Solve for x
    x = 96,004,934,732,001,088/358,868,309.10
  6. Step 6: Final answer
    x = 267,521,350.58

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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.