Home / 345,971,258,686.89-477,440,170,927.73-206,922,538,008.04

Finding the Fourth Proportional to 345,971,258,686.89, 477,440,170,927.73 and 206,922,538,008.04

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Solution

The fourth proportional to 345,971,258,686.89, 477,440,170,927.73 and 206,922,538,008.04 is: 285,553,003,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,971,258,686.89 : 477,440,170,927.73 = 206,922,538,008.04 : x
  2. Step 2: Convert to fraction form
    345,971,258,686.89/477,440,170,927.73 = 206,922,538,008.04/x
  3. Step 3: Cross multiply
    345,971,258,686.89x = 477,440,170,927.73 × 206,922,538,008.04
  4. Step 4: Simplify right side
    345,971,258,686.89x = 98,793,131,915,358,318,362,624
  5. Step 5: Solve for x
    x = 98,793,131,915,358,318,362,624/345,971,258,686.89
  6. Step 6: Final answer
    x = 285,553,003,131.88

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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.