Home / 366,957,148,825.90-550,435,723,238.85-115,495,423,432.30

Finding the Fourth Proportional to 366,957,148,825.90, 550,435,723,238.85 and 115,495,423,432.30

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Solution

The fourth proportional to 366,957,148,825.90, 550,435,723,238.85 and 115,495,423,432.30 is: 173,243,135,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,957,148,825.90 : 550,435,723,238.85 = 115,495,423,432.30 : x
  2. Step 2: Convert to fraction form
    366,957,148,825.90/550,435,723,238.85 = 115,495,423,432.30/x
  3. Step 3: Cross multiply
    366,957,148,825.90x = 550,435,723,238.85 × 115,495,423,432.30
  4. Step 4: Simplify right side
    366,957,148,825.90x = 63,572,806,927,735,270,146,048
  5. Step 5: Solve for x
    x = 63,572,806,927,735,270,146,048/366,957,148,825.90
  6. Step 6: Final answer
    x = 173,243,135,148.45

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1.5x scale

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.