Home / 425,950,659.36-637,244,885.16-322,617,533.76

Finding the Fourth Proportional to 425,950,659.36, 637,244,885.16 and 322,617,533.76

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Solution

The fourth proportional to 425,950,659.36, 637,244,885.16 and 322,617,533.76 is: 482,653,022.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,950,659.36 : 637,244,885.16 = 322,617,533.76 : x
  2. Step 2: Convert to fraction form
    425,950,659.36/637,244,885.16 = 322,617,533.76/x
  3. Step 3: Cross multiply
    425,950,659.36x = 637,244,885.16 × 322,617,533.76
  4. Step 4: Simplify right side
    425,950,659.36x = 205,586,373,251,493,600
  5. Step 5: Solve for x
    x = 205,586,373,251,493,600/425,950,659.36
  6. Step 6: Final answer
    x = 482,653,022.68

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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.