Home / 409,426,232.80-614,139,349.20-254,458,037.20

Finding the Fourth Proportional to 409,426,232.80, 614,139,349.20 and 254,458,037.20

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Solution

The fourth proportional to 409,426,232.80, 614,139,349.20 and 254,458,037.20 is: 381,687,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,426,232.80 : 614,139,349.20 = 254,458,037.20 : x
  2. Step 2: Convert to fraction form
    409,426,232.80/614,139,349.20 = 254,458,037.20/x
  3. Step 3: Cross multiply
    409,426,232.80x = 614,139,349.20 × 254,458,037.20
  4. Step 4: Simplify right side
    409,426,232.80x = 156,272,693,364,717,408
  5. Step 5: Solve for x
    x = 156,272,693,364,717,408/409,426,232.80
  6. Step 6: Final answer
    x = 381,687,055.80

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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.