Home / 836,068,993.68-1,153,808,455.50-459,756,433.56

Finding the Fourth Proportional to 836,068,993.68, 1,153,808,455.50 and 459,756,433.56

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Solution

The fourth proportional to 836,068,993.68, 1,153,808,455.50 and 459,756,433.56 is: 634,482,159.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,068,993.68 : 1,153,808,455.50 = 459,756,433.56 : x
  2. Step 2: Convert to fraction form
    836,068,993.68/1,153,808,455.50 = 459,756,433.56/x
  3. Step 3: Cross multiply
    836,068,993.68x = 1,153,808,455.50 × 459,756,433.56
  4. Step 4: Simplify right side
    836,068,993.68x = 530,470,860,512,051,968
  5. Step 5: Solve for x
    x = 530,470,860,512,051,968/836,068,993.68
  6. Step 6: Final answer
    x = 634,482,159.39

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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.