Home / 733,595,994.68-1,012,370,831.34-420,323,919.80

Finding the Fourth Proportional to 733,595,994.68, 1,012,370,831.34 and 420,323,919.80

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Solution

The fourth proportional to 733,595,994.68, 1,012,370,831.34 and 420,323,919.80 is: 580,051,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,595,994.68 : 1,012,370,831.34 = 420,323,919.80 : x
  2. Step 2: Convert to fraction form
    733,595,994.68/1,012,370,831.34 = 420,323,919.80/x
  3. Step 3: Cross multiply
    733,595,994.68x = 1,012,370,831.34 × 420,323,919.80
  4. Step 4: Simplify right side
    733,595,994.68x = 425,523,676,120,013,504
  5. Step 5: Solve for x
    x = 425,523,676,120,013,504/733,595,994.68
  6. Step 6: Final answer
    x = 580,051,798.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.