Home / 880,000,241.40-1,320,159,794.40-442,199,145.60

Finding the Fourth Proportional to 880,000,241.40, 1,320,159,794.40 and 442,199,145.60

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Solution

The fourth proportional to 880,000,241.40, 1,320,159,794.40 and 442,199,145.60 is: 663,378,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,000,241.40 : 1,320,159,794.40 = 442,199,145.60 : x
  2. Step 2: Convert to fraction form
    880,000,241.40/1,320,159,794.40 = 442,199,145.60/x
  3. Step 3: Cross multiply
    880,000,241.40x = 1,320,159,794.40 × 442,199,145.60
  4. Step 4: Simplify right side
    880,000,241.40x = 583,773,533,139,151,744
  5. Step 5: Solve for x
    x = 583,773,533,139,151,744/880,000,241.40
  6. Step 6: Final answer
    x = 663,378,832.95

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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.