Home / 346,771,170.60-478,613,736.96-205,720,682.70

Finding the Fourth Proportional to 346,771,170.60, 478,613,736.96 and 205,720,682.70

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Solution

The fourth proportional to 346,771,170.60, 478,613,736.96 and 205,720,682.70 is: 283,935,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,771,170.60 : 478,613,736.96 = 205,720,682.70 : x
  2. Step 2: Convert to fraction form
    346,771,170.60/478,613,736.96 = 205,720,682.70/x
  3. Step 3: Cross multiply
    346,771,170.60x = 478,613,736.96 × 205,720,682.70
  4. Step 4: Simplify right side
    346,771,170.60x = 98,460,744,717,009,408
  5. Step 5: Solve for x
    x = 98,460,744,717,009,408/346,771,170.60
  6. Step 6: Final answer
    x = 283,935,785.51

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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.