Home / 702,806,494.40-1,054,209,741.60-192,203,230.40

Finding the Fourth Proportional to 702,806,494.40, 1,054,209,741.60 and 192,203,230.40

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Solution

The fourth proportional to 702,806,494.40, 1,054,209,741.60 and 192,203,230.40 is: 288,304,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,806,494.40 : 1,054,209,741.60 = 192,203,230.40 : x
  2. Step 2: Convert to fraction form
    702,806,494.40/1,054,209,741.60 = 192,203,230.40/x
  3. Step 3: Cross multiply
    702,806,494.40x = 1,054,209,741.60 × 192,203,230.40
  4. Step 4: Simplify right side
    702,806,494.40x = 202,622,517,854,669,280
  5. Step 5: Solve for x
    x = 202,622,517,854,669,280/702,806,494.40
  6. Step 6: Final answer
    x = 288,304,845.60

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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.