Home / 340,161,795.32-469,172,633.56-256,533,446.16

Finding the Fourth Proportional to 340,161,795.32, 469,172,633.56 and 256,533,446.16

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Solution

The fourth proportional to 340,161,795.32, 469,172,633.56 and 256,533,446.16 is: 353,827,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,161,795.32 : 469,172,633.56 = 256,533,446.16 : x
  2. Step 2: Convert to fraction form
    340,161,795.32/469,172,633.56 = 256,533,446.16/x
  3. Step 3: Cross multiply
    340,161,795.32x = 469,172,633.56 × 256,533,446.16
  4. Step 4: Simplify right side
    340,161,795.32x = 120,358,472,531,109,664
  5. Step 5: Solve for x
    x = 120,358,472,531,109,664/340,161,795.32
  6. Step 6: Final answer
    x = 353,827,132.23

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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.