Home / 405,481,545.71-608,283,032.87-146,757,300.32

Finding the Fourth Proportional to 405,481,545.71, 608,283,032.87 and 146,757,300.32

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Solution

The fourth proportional to 405,481,545.71, 608,283,032.87 and 146,757,300.32 is: 220,157,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,481,545.71 : 608,283,032.87 = 146,757,300.32 : x
  2. Step 2: Convert to fraction form
    405,481,545.71/608,283,032.87 = 146,757,300.32/x
  3. Step 3: Cross multiply
    405,481,545.71x = 608,283,032.87 × 146,757,300.32
  4. Step 4: Simplify right side
    405,481,545.71x = 89,269,975,736,350,608
  5. Step 5: Solve for x
    x = 89,269,975,736,350,608/405,481,545.71
  6. Step 6: Final answer
    x = 220,157,925.02

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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.