Home / 409,000,467.40-614,408,714.74-253,669,064.82

Finding the Fourth Proportional to 409,000,467.40, 614,408,714.74 and 253,669,064.82

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Solution

The fourth proportional to 409,000,467.40, 614,408,714.74 and 253,669,064.82 is: 381,066,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,000,467.40 : 614,408,714.74 = 253,669,064.82 : x
  2. Step 2: Convert to fraction form
    409,000,467.40/614,408,714.74 = 253,669,064.82/x
  3. Step 3: Cross multiply
    409,000,467.40x = 614,408,714.74 × 253,669,064.82
  4. Step 4: Simplify right side
    409,000,467.40x = 155,856,484,085,353,952
  5. Step 5: Solve for x
    x = 155,856,484,085,353,952/409,000,467.40
  6. Step 6: Final answer
    x = 381,066,762.77

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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.