Home / 228,135,275.18-314,826,763.67-123,713,318.82

Finding the Fourth Proportional to 228,135,275.18, 314,826,763.67 and 123,713,318.82

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Solution

The fourth proportional to 228,135,275.18, 314,826,763.67 and 123,713,318.82 is: 170,724,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,135,275.18 : 314,826,763.67 = 123,713,318.82 : x
  2. Step 2: Convert to fraction form
    228,135,275.18/314,826,763.67 = 123,713,318.82/x
  3. Step 3: Cross multiply
    228,135,275.18x = 314,826,763.67 × 123,713,318.82
  4. Step 4: Simplify right side
    228,135,275.18x = 38,948,263,788,001,464
  5. Step 5: Solve for x
    x = 38,948,263,788,001,464/228,135,275.18
  6. Step 6: Final answer
    x = 170,724,425.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.