Home / 405,900,332.54-608,848,782.33-147,054,864.38

Finding the Fourth Proportional to 405,900,332.54, 608,848,782.33 and 147,054,864.38

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Solution

The fourth proportional to 405,900,332.54, 608,848,782.33 and 147,054,864.38 is: 220,581,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,900,332.54 : 608,848,782.33 = 147,054,864.38 : x
  2. Step 2: Convert to fraction form
    405,900,332.54/608,848,782.33 = 147,054,864.38/x
  3. Step 3: Cross multiply
    405,900,332.54x = 608,848,782.33 × 147,054,864.38
  4. Step 4: Simplify right side
    405,900,332.54x = 89,534,175,113,466,288
  5. Step 5: Solve for x
    x = 89,534,175,113,466,288/405,900,332.54
  6. Step 6: Final answer
    x = 220,581,674.70

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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.