Home / 1,359,587,722.40-2,039,381,583.60-440,123,933.60

Finding the Fourth Proportional to 1,359,587,722.40, 2,039,381,583.60 and 440,123,933.60

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Solution

The fourth proportional to 1,359,587,722.40, 2,039,381,583.60 and 440,123,933.60 is: 660,185,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,587,722.40 : 2,039,381,583.60 = 440,123,933.60 : x
  2. Step 2: Convert to fraction form
    1,359,587,722.40/2,039,381,583.60 = 440,123,933.60/x
  3. Step 3: Cross multiply
    1,359,587,722.40x = 2,039,381,583.60 × 440,123,933.60
  4. Step 4: Simplify right side
    1,359,587,722.40x = 897,580,644,685,429,248
  5. Step 5: Solve for x
    x = 897,580,644,685,429,248/1,359,587,722.40
  6. Step 6: Final answer
    x = 660,185,900.40

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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.