Home / 252,278,812.80-378,418,219.20-184,254,364.80

Finding the Fourth Proportional to 252,278,812.80, 378,418,219.20 and 184,254,364.80

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Solution

The fourth proportional to 252,278,812.80, 378,418,219.20 and 184,254,364.80 is: 276,381,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,278,812.80 : 378,418,219.20 = 184,254,364.80 : x
  2. Step 2: Convert to fraction form
    252,278,812.80/378,418,219.20 = 184,254,364.80/x
  3. Step 3: Cross multiply
    252,278,812.80x = 378,418,219.20 × 184,254,364.80
  4. Step 4: Simplify right side
    252,278,812.80x = 69,725,208,607,443,168
  5. Step 5: Solve for x
    x = 69,725,208,607,443,168/252,278,812.80
  6. Step 6: Final answer
    x = 276,381,547.20

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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.