Home / 407,880,940.83-562,875,779.34-222,241,956.51

Finding the Fourth Proportional to 407,880,940.83, 562,875,779.34 and 222,241,956.51

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Solution

The fourth proportional to 407,880,940.83, 562,875,779.34 and 222,241,956.51 is: 306,693,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880,940.83 : 562,875,779.34 = 222,241,956.51 : x
  2. Step 2: Convert to fraction form
    407,880,940.83/562,875,779.34 = 222,241,956.51/x
  3. Step 3: Cross multiply
    407,880,940.83x = 562,875,779.34 × 222,241,956.51
  4. Step 4: Simplify right side
    407,880,940.83x = 125,094,614,472,612,640
  5. Step 5: Solve for x
    x = 125,094,614,472,612,640/407,880,940.83
  6. Step 6: Final answer
    x = 306,693,944.12

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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.