Home / 252,755,416,160.46-348,802,390,112.04-138,567,585,478.14

Finding the Fourth Proportional to 252,755,416,160.46, 348,802,390,112.04 and 138,567,585,478.14

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Solution

The fourth proportional to 252,755,416,160.46, 348,802,390,112.04 and 138,567,585,478.14 is: 191,223,221,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,755,416,160.46 : 348,802,390,112.04 = 138,567,585,478.14 : x
  2. Step 2: Convert to fraction form
    252,755,416,160.46/348,802,390,112.04 = 138,567,585,478.14/x
  3. Step 3: Cross multiply
    252,755,416,160.46x = 348,802,390,112.04 × 138,567,585,478.14
  4. Step 4: Simplify right side
    252,755,416,160.46x = 48,332,705,006,829,638,254,592
  5. Step 5: Solve for x
    x = 48,332,705,006,829,638,254,592/252,755,416,160.46
  6. Step 6: Final answer
    x = 191,223,221,804.85

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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.