Home / 8,616,160,909.77-12,897,733,608.36-5,621,776,352.09

Finding the Fourth Proportional to 8,616,160,909.77, 12,897,733,608.36 and 5,621,776,352.09

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Solution

The fourth proportional to 8,616,160,909.77, 12,897,733,608.36 and 5,621,776,352.09 is: 8,415,369,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,160,909.77 : 12,897,733,608.36 = 5,621,776,352.09 : x
  2. Step 2: Convert to fraction form
    8,616,160,909.77/12,897,733,608.36 = 5,621,776,352.09/x
  3. Step 3: Cross multiply
    8,616,160,909.77x = 12,897,733,608.36 × 5,621,776,352.09
  4. Step 4: Simplify right side
    8,616,160,909.77x = 72,508,173,795,034,677,248
  5. Step 5: Solve for x
    x = 72,508,173,795,034,677,248/8,616,160,909.77
  6. Step 6: Final answer
    x = 8,415,369,043.63

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1.5x scale

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.