Home / 368,399,965.02-508,621,389.11-234,513,424.72

Finding the Fourth Proportional to 368,399,965.02, 508,621,389.11 and 234,513,424.72

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Solution

The fourth proportional to 368,399,965.02, 508,621,389.11 and 234,513,424.72 is: 323,774,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,399,965.02 : 508,621,389.11 = 234,513,424.72 : x
  2. Step 2: Convert to fraction form
    368,399,965.02/508,621,389.11 = 234,513,424.72/x
  3. Step 3: Cross multiply
    368,399,965.02x = 508,621,389.11 × 234,513,424.72
  4. Step 4: Simplify right side
    368,399,965.02x = 119,278,543,843,516,736
  5. Step 5: Solve for x
    x = 119,278,543,843,516,736/368,399,965.02
  6. Step 6: Final answer
    x = 323,774,579.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.