Home / 476,654,781.51-714,968,955.54-126,903,850.11

Finding the Fourth Proportional to 476,654,781.51, 714,968,955.54 and 126,903,850.11

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Solution

The fourth proportional to 476,654,781.51, 714,968,955.54 and 126,903,850.11 is: 190,352,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,654,781.51 : 714,968,955.54 = 126,903,850.11 : x
  2. Step 2: Convert to fraction form
    476,654,781.51/714,968,955.54 = 126,903,850.11/x
  3. Step 3: Cross multiply
    476,654,781.51x = 714,968,955.54 × 126,903,850.11
  4. Step 4: Simplify right side
    476,654,781.51x = 90,732,313,167,151,408
  5. Step 5: Solve for x
    x = 90,732,313,167,151,408/476,654,781.51
  6. Step 6: Final answer
    x = 190,352,256.36

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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.