Home / 120,888,816.48-181,315,509.32-59,461,486.76

Finding the Fourth Proportional to 120,888,816.48, 181,315,509.32 and 59,461,486.76

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Solution

The fourth proportional to 120,888,816.48, 181,315,509.32 and 59,461,486.76 is: 89,183,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,888,816.48 : 181,315,509.32 = 59,461,486.76 : x
  2. Step 2: Convert to fraction form
    120,888,816.48/181,315,509.32 = 59,461,486.76/x
  3. Step 3: Cross multiply
    120,888,816.48x = 181,315,509.32 × 59,461,486.76
  4. Step 4: Simplify right side
    120,888,816.48x = 10,781,289,756,813,836
  5. Step 5: Solve for x
    x = 10,781,289,756,813,836/120,888,816.48
  6. Step 6: Final answer
    x = 89,183,516.48

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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.