Home / 352,289,218,489.63-528,217,564,480.95-136,906,274,437.23

Finding the Fourth Proportional to 352,289,218,489.63, 528,217,564,480.95 and 136,906,274,437.23

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Solution

The fourth proportional to 352,289,218,489.63, 528,217,564,480.95 and 136,906,274,437.23 is: 205,275,367,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,289,218,489.63 : 528,217,564,480.95 = 136,906,274,437.23 : x
  2. Step 2: Convert to fraction form
    352,289,218,489.63/528,217,564,480.95 = 136,906,274,437.23/x
  3. Step 3: Cross multiply
    352,289,218,489.63x = 528,217,564,480.95 × 136,906,274,437.23
  4. Step 4: Simplify right side
    352,289,218,489.63x = 72,316,298,845,394,175,000,576
  5. Step 5: Solve for x
    x = 72,316,298,845,394,175,000,576/352,289,218,489.63
  6. Step 6: Final answer
    x = 205,275,367,652.28

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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.