Home / 479,645,890,403.57-719,474,362,574.27-173,358,931,606.56

Finding the Fourth Proportional to 479,645,890,403.57, 719,474,362,574.27 and 173,358,931,606.56

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Solution

The fourth proportional to 479,645,890,403.57, 719,474,362,574.27 and 173,358,931,606.56 is: 260,040,395,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,645,890,403.57 : 719,474,362,574.27 = 173,358,931,606.56 : x
  2. Step 2: Convert to fraction form
    479,645,890,403.57/719,474,362,574.27 = 173,358,931,606.56/x
  3. Step 3: Cross multiply
    479,645,890,403.57x = 719,474,362,574.27 × 173,358,931,606.56
  4. Step 4: Simplify right side
    479,645,890,403.57x = 124,727,306,814,186,233,790,464
  5. Step 5: Solve for x
    x = 124,727,306,814,186,233,790,464/479,645,890,403.57
  6. Step 6: Final answer
    x = 260,040,395,028.18

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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.