Home / 481,241,036.40-721,861,554.60-117,735,392.40

Finding the Fourth Proportional to 481,241,036.40, 721,861,554.60 and 117,735,392.40

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Solution

The fourth proportional to 481,241,036.40, 721,861,554.60 and 117,735,392.40 is: 176,603,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,241,036.40 : 721,861,554.60 = 117,735,392.40 : x
  2. Step 2: Convert to fraction form
    481,241,036.40/721,861,554.60 = 117,735,392.40/x
  3. Step 3: Cross multiply
    481,241,036.40x = 721,861,554.60 × 117,735,392.40
  4. Step 4: Simplify right side
    481,241,036.40x = 84,988,653,389,305,040
  5. Step 5: Solve for x
    x = 84,988,653,389,305,040/481,241,036.40
  6. Step 6: Final answer
    x = 176,603,088.60

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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.