Home / 514,192,185.47-771,317,427.27-164,468,971.73

Finding the Fourth Proportional to 514,192,185.47, 771,317,427.27 and 164,468,971.73

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Solution

The fourth proportional to 514,192,185.47, 771,317,427.27 and 164,468,971.73 is: 246,712,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,192,185.47 : 771,317,427.27 = 164,468,971.73 : x
  2. Step 2: Convert to fraction form
    514,192,185.47/771,317,427.27 = 164,468,971.73/x
  3. Step 3: Cross multiply
    514,192,185.47x = 771,317,427.27 × 164,468,971.73
  4. Step 4: Simplify right side
    514,192,185.47x = 126,857,784,143,075,936
  5. Step 5: Solve for x
    x = 126,857,784,143,075,936/514,192,185.47
  6. Step 6: Final answer
    x = 246,712,781.19

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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.