Home / 283,679,544.12-391,460,899.59-164,592,910.86

Finding the Fourth Proportional to 283,679,544.12, 391,460,899.59 and 164,592,910.86

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Solution

The fourth proportional to 283,679,544.12, 391,460,899.59 and 164,592,910.86 is: 227,128,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,679,544.12 : 391,460,899.59 = 164,592,910.86 : x
  2. Step 2: Convert to fraction form
    283,679,544.12/391,460,899.59 = 164,592,910.86/x
  3. Step 3: Cross multiply
    283,679,544.12x = 391,460,899.59 × 164,592,910.86
  4. Step 4: Simplify right side
    283,679,544.12x = 64,431,688,951,392,280
  5. Step 5: Solve for x
    x = 64,431,688,951,392,280/283,679,544.12
  6. Step 6: Final answer
    x = 227,128,428.14

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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.