Home / 1,120,910,903.83-1,680,715,865.55-530,696,188.57

Finding the Fourth Proportional to 1,120,910,903.83, 1,680,715,865.55 and 530,696,188.57

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Solution

The fourth proportional to 1,120,910,903.83, 1,680,715,865.55 and 530,696,188.57 is: 795,736,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,910,903.83 : 1,680,715,865.55 = 530,696,188.57 : x
  2. Step 2: Convert to fraction form
    1,120,910,903.83/1,680,715,865.55 = 530,696,188.57/x
  3. Step 3: Cross multiply
    1,120,910,903.83x = 1,680,715,865.55 × 530,696,188.57
  4. Step 4: Simplify right side
    1,120,910,903.83x = 891,949,503,919,965,184
  5. Step 5: Solve for x
    x = 891,949,503,919,965,184/1,120,910,903.83
  6. Step 6: Final answer
    x = 795,736,307.74

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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.