Home / 403,824,265.70-605,736,398.55-307,078,384.10

Finding the Fourth Proportional to 403,824,265.70, 605,736,398.55 and 307,078,384.10

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Solution

The fourth proportional to 403,824,265.70, 605,736,398.55 and 307,078,384.10 is: 460,617,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,824,265.70 : 605,736,398.55 = 307,078,384.10 : x
  2. Step 2: Convert to fraction form
    403,824,265.70/605,736,398.55 = 307,078,384.10/x
  3. Step 3: Cross multiply
    403,824,265.70x = 605,736,398.55 × 307,078,384.10
  4. Step 4: Simplify right side
    403,824,265.70x = 186,008,554,457,287,584
  5. Step 5: Solve for x
    x = 186,008,554,457,287,584/403,824,265.70
  6. Step 6: Final answer
    x = 460,617,576.15

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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.