Home / 8,616,160,907.77-12,897,733,605.36-5,621,776,350.09

Finding the Fourth Proportional to 8,616,160,907.77, 12,897,733,605.36 and 5,621,776,350.09

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Solution

The fourth proportional to 8,616,160,907.77, 12,897,733,605.36 and 5,621,776,350.09 is: 8,415,369,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,160,907.77 : 12,897,733,605.36 = 5,621,776,350.09 : x
  2. Step 2: Convert to fraction form
    8,616,160,907.77/12,897,733,605.36 = 5,621,776,350.09/x
  3. Step 3: Cross multiply
    8,616,160,907.77x = 12,897,733,605.36 × 5,621,776,350.09
  4. Step 4: Simplify right side
    8,616,160,907.77x = 72,508,173,752,373,878,784
  5. Step 5: Solve for x
    x = 72,508,173,752,373,878,784/8,616,160,907.77
  6. Step 6: Final answer
    x = 8,415,369,040.63

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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.