Home / 440,346,093.10-660,519,139.65-133,637,713.90

Finding the Fourth Proportional to 440,346,093.10, 660,519,139.65 and 133,637,713.90

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Solution

The fourth proportional to 440,346,093.10, 660,519,139.65 and 133,637,713.90 is: 200,456,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,346,093.10 : 660,519,139.65 = 133,637,713.90 : x
  2. Step 2: Convert to fraction form
    440,346,093.10/660,519,139.65 = 133,637,713.90/x
  3. Step 3: Cross multiply
    440,346,093.10x = 660,519,139.65 × 133,637,713.90
  4. Step 4: Simplify right side
    440,346,093.10x = 88,270,267,810,020,848
  5. Step 5: Solve for x
    x = 88,270,267,810,020,848/440,346,093.10
  6. Step 6: Final answer
    x = 200,456,570.85

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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.