Home / 619,459,458.32-929,199,040.32-344,856,064.16

Finding the Fourth Proportional to 619,459,458.32, 929,199,040.32 and 344,856,064.16

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Solution

The fourth proportional to 619,459,458.32, 929,199,040.32 and 344,856,064.16 is: 517,289,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,459,458.32 : 929,199,040.32 = 344,856,064.16 : x
  2. Step 2: Convert to fraction form
    619,459,458.32/929,199,040.32 = 344,856,064.16/x
  3. Step 3: Cross multiply
    619,459,458.32x = 929,199,040.32 × 344,856,064.16
  4. Step 4: Simplify right side
    619,459,458.32x = 320,439,923,861,358,336
  5. Step 5: Solve for x
    x = 320,439,923,861,358,336/619,459,458.32
  6. Step 6: Final answer
    x = 517,289,581.36

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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.