Home / 128,705,527.26-192,799,804.23-59,521,356.90

Finding the Fourth Proportional to 128,705,527.26, 192,799,804.23 and 59,521,356.90

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Solution

The fourth proportional to 128,705,527.26, 192,799,804.23 and 59,521,356.90 is: 89,162,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,705,527.26 : 192,799,804.23 = 59,521,356.90 : x
  2. Step 2: Convert to fraction form
    128,705,527.26/192,799,804.23 = 59,521,356.90/x
  3. Step 3: Cross multiply
    128,705,527.26x = 192,799,804.23 × 59,521,356.90
  4. Step 4: Simplify right side
    128,705,527.26x = 11,475,705,957,823,958
  5. Step 5: Solve for x
    x = 11,475,705,957,823,958/128,705,527.26
  6. Step 6: Final answer
    x = 89,162,495.21

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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.