Home / 549,935,384.31-758,925,213.62-299,054,449.19

Finding the Fourth Proportional to 549,935,384.31, 758,925,213.62 and 299,054,449.19

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Solution

The fourth proportional to 549,935,384.31, 758,925,213.62 and 299,054,449.19 is: 412,702,961.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,935,384.31 : 758,925,213.62 = 299,054,449.19 : x
  2. Step 2: Convert to fraction form
    549,935,384.31/758,925,213.62 = 299,054,449.19/x
  3. Step 3: Cross multiply
    549,935,384.31x = 758,925,213.62 × 299,054,449.19
  4. Step 4: Simplify right side
    549,935,384.31x = 226,959,961,735,934,240
  5. Step 5: Solve for x
    x = 226,959,961,735,934,240/549,935,384.31
  6. Step 6: Final answer
    x = 412,702,961.50

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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.