Home / 27,883,341,877.46-38,479,142,098.32-15,841,013,480.31

Finding the Fourth Proportional to 27,883,341,877.46, 38,479,142,098.32 and 15,841,013,480.31

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Solution

The fourth proportional to 27,883,341,877.46, 38,479,142,098.32 and 15,841,013,480.31 is: 21,860,672,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883,341,877.46 : 38,479,142,098.32 = 15,841,013,480.31 : x
  2. Step 2: Convert to fraction form
    27,883,341,877.46/38,479,142,098.32 = 15,841,013,480.31/x
  3. Step 3: Cross multiply
    27,883,341,877.46x = 38,479,142,098.32 × 15,841,013,480.31
  4. Step 4: Simplify right side
    27,883,341,877.46x = 609,548,608,690,142,576,640
  5. Step 5: Solve for x
    x = 609,548,608,690,142,576,640/27,883,341,877.46
  6. Step 6: Final answer
    x = 21,860,672,632.75

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1.5x scale

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.