Home / 605,637,009.90-908,455,514.85-196,734,494.70

Finding the Fourth Proportional to 605,637,009.90, 908,455,514.85 and 196,734,494.70

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Solution

The fourth proportional to 605,637,009.90, 908,455,514.85 and 196,734,494.70 is: 295,101,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,637,009.90 : 908,455,514.85 = 196,734,494.70 : x
  2. Step 2: Convert to fraction form
    605,637,009.90/908,455,514.85 = 196,734,494.70/x
  3. Step 3: Cross multiply
    605,637,009.90x = 908,455,514.85 × 196,734,494.70
  4. Step 4: Simplify right side
    605,637,009.90x = 178,724,536,671,443,104
  5. Step 5: Solve for x
    x = 178,724,536,671,443,104/605,637,009.90
  6. Step 6: Final answer
    x = 295,101,742.05

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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.