Home / 121,738,652.24-182,493,669.24-40,903,088.72

Finding the Fourth Proportional to 121,738,652.24, 182,493,669.24 and 40,903,088.72

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Solution

The fourth proportional to 121,738,652.24, 182,493,669.24 and 40,903,088.72 is: 61,316,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,738,652.24 : 182,493,669.24 = 40,903,088.72 : x
  2. Step 2: Convert to fraction form
    121,738,652.24/182,493,669.24 = 40,903,088.72/x
  3. Step 3: Cross multiply
    121,738,652.24x = 182,493,669.24 × 40,903,088.72
  4. Step 4: Simplify right side
    121,738,652.24x = 7,464,554,743,762,055
  5. Step 5: Solve for x
    x = 7,464,554,743,762,055/121,738,652.24
  6. Step 6: Final answer
    x = 61,316,226.25

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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.