Home / 453,775,781.10-680,663,671.65-281,588,897.10

Finding the Fourth Proportional to 453,775,781.10, 680,663,671.65 and 281,588,897.10

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Solution

The fourth proportional to 453,775,781.10, 680,663,671.65 and 281,588,897.10 is: 422,383,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,775,781.10 : 680,663,671.65 = 281,588,897.10 : x
  2. Step 2: Convert to fraction form
    453,775,781.10/680,663,671.65 = 281,588,897.10/x
  3. Step 3: Cross multiply
    453,775,781.10x = 680,663,671.65 × 281,588,897.10
  4. Step 4: Simplify right side
    453,775,781.10x = 191,667,332,595,960,032
  5. Step 5: Solve for x
    x = 191,667,332,595,960,032/453,775,781.10
  6. Step 6: Final answer
    x = 422,383,345.65

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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.