Home / 8,616,156,463.77-12,897,726,973.11-5,621,771,923.77

Finding the Fourth Proportional to 8,616,156,463.77, 12,897,726,973.11 and 5,621,771,923.77

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Solution

The fourth proportional to 8,616,156,463.77, 12,897,726,973.11 and 5,621,771,923.77 is: 8,415,362,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,156,463.77 : 12,897,726,973.11 = 5,621,771,923.77 : x
  2. Step 2: Convert to fraction form
    8,616,156,463.77/12,897,726,973.11 = 5,621,771,923.77/x
  3. Step 3: Cross multiply
    8,616,156,463.77x = 12,897,726,973.11 × 5,621,771,923.77
  4. Step 4: Simplify right side
    8,616,156,463.77x = 72,508,079,377,880,834,048
  5. Step 5: Solve for x
    x = 72,508,079,377,880,834,048/8,616,156,463.77
  6. Step 6: Final answer
    x = 8,415,362,427.87

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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.