Home / 146,120,095.29-201,569,282.16-90,347,687.45

Finding the Fourth Proportional to 146,120,095.29, 201,569,282.16 and 90,347,687.45

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Solution

The fourth proportional to 146,120,095.29, 201,569,282.16 and 90,347,687.45 is: 124,632,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120,095.29 : 201,569,282.16 = 90,347,687.45 : x
  2. Step 2: Convert to fraction form
    146,120,095.29/201,569,282.16 = 90,347,687.45/x
  3. Step 3: Cross multiply
    146,120,095.29x = 201,569,282.16 × 90,347,687.45
  4. Step 4: Simplify right side
    146,120,095.29x = 18,211,318,503,521,776
  5. Step 5: Solve for x
    x = 18,211,318,503,521,776/146,120,095.29
  6. Step 6: Final answer
    x = 124,632,539.19

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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.