Home / 268,719,918,575.51-370,833,473,450.16-145,121,045,996.11

Finding the Fourth Proportional to 268,719,918,575.51, 370,833,473,450.16 and 145,121,045,996.11

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Solution

The fourth proportional to 268,719,918,575.51, 370,833,473,450.16 and 145,121,045,996.11 is: 200,267,035,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,719,918,575.51 : 370,833,473,450.16 = 145,121,045,996.11 : x
  2. Step 2: Convert to fraction form
    268,719,918,575.51/370,833,473,450.16 = 145,121,045,996.11/x
  3. Step 3: Cross multiply
    268,719,918,575.51x = 370,833,473,450.16 × 145,121,045,996.11
  4. Step 4: Simplify right side
    268,719,918,575.51x = 53,815,741,557,457,897,390,080
  5. Step 5: Solve for x
    x = 53,815,741,557,457,897,390,080/268,719,918,575.51
  6. Step 6: Final answer
    x = 200,267,035,814.60

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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.