Home / 368,914,045,466.35-553,446,541,398.85-126,859,719,766.23

Finding the Fourth Proportional to 368,914,045,466.35, 553,446,541,398.85 and 126,859,719,766.23

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Solution

The fourth proportional to 368,914,045,466.35, 553,446,541,398.85 and 126,859,719,766.23 is: 190,315,532,873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,914,045,466.35 : 553,446,541,398.85 = 126,859,719,766.23 : x
  2. Step 2: Convert to fraction form
    368,914,045,466.35/553,446,541,398.85 = 126,859,719,766.23/x
  3. Step 3: Cross multiply
    368,914,045,466.35x = 553,446,541,398.85 × 126,859,719,766.23
  4. Step 4: Simplify right side
    368,914,045,466.35x = 70,210,073,147,447,319,724,032
  5. Step 5: Solve for x
    x = 70,210,073,147,447,319,724,032/368,914,045,466.35
  6. Step 6: Final answer
    x = 190,315,532,873.50

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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.