Home / 121,365,942-182,049,088.20-49,562,358

Finding the Fourth Proportional to 121,365,942, 182,049,088.20 and 49,562,358

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Solution

The fourth proportional to 121,365,942, 182,049,088.20 and 49,562,358 is: 74,343,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,365,942 : 182,049,088.20 = 49,562,358 : x
  2. Step 2: Convert to fraction form
    121,365,942/182,049,088.20 = 49,562,358/x
  3. Step 3: Cross multiply
    121,365,942x = 182,049,088.20 × 49,562,358
  4. Step 4: Simplify right side
    121,365,942x = 9,022,782,082,941,976
  5. Step 5: Solve for x
    x = 9,022,782,082,941,976/121,365,942
  6. Step 6: Final answer
    x = 74,343,608.55

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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.