Home / 608,586,984.87-913,316,336.83-259,078,094.39

Finding the Fourth Proportional to 608,586,984.87, 913,316,336.83 and 259,078,094.39

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Solution

The fourth proportional to 608,586,984.87, 913,316,336.83 and 259,078,094.39 is: 388,802,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,586,984.87 : 913,316,336.83 = 259,078,094.39 : x
  2. Step 2: Convert to fraction form
    608,586,984.87/913,316,336.83 = 259,078,094.39/x
  3. Step 3: Cross multiply
    608,586,984.87x = 913,316,336.83 × 259,078,094.39
  4. Step 4: Simplify right side
    608,586,984.87x = 236,620,256,123,786,688
  5. Step 5: Solve for x
    x = 236,620,256,123,786,688/608,586,984.87
  6. Step 6: Final answer
    x = 388,802,688.86

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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.