Home / 2,087,255,500.05-2,880,241,370.33-1,228,793,818.89

Finding the Fourth Proportional to 2,087,255,500.05, 2,880,241,370.33 and 1,228,793,818.89

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Solution

The fourth proportional to 2,087,255,500.05, 2,880,241,370.33 and 1,228,793,818.89 is: 1,695,634,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,255,500.05 : 2,880,241,370.33 = 1,228,793,818.89 : x
  2. Step 2: Convert to fraction form
    2,087,255,500.05/2,880,241,370.33 = 1,228,793,818.89/x
  3. Step 3: Cross multiply
    2,087,255,500.05x = 2,880,241,370.33 × 1,228,793,818.89
  4. Step 4: Simplify right side
    2,087,255,500.05x = 3,539,222,792,766,623,744
  5. Step 5: Solve for x
    x = 3,539,222,792,766,623,744/2,087,255,500.05
  6. Step 6: Final answer
    x = 1,695,634,670.83

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1.5x scale

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.