Home / 8,761,977,619.37-12,091,539,743.12-4,747,644,783.73

Finding the Fourth Proportional to 8,761,977,619.37, 12,091,539,743.12 and 4,747,644,783.73

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Solution

The fourth proportional to 8,761,977,619.37, 12,091,539,743.12 and 4,747,644,783.73 is: 6,551,755,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,977,619.37 : 12,091,539,743.12 = 4,747,644,783.73 : x
  2. Step 2: Convert to fraction form
    8,761,977,619.37/12,091,539,743.12 = 4,747,644,783.73/x
  3. Step 3: Cross multiply
    8,761,977,619.37x = 12,091,539,743.12 × 4,747,644,783.73
  4. Step 4: Simplify right side
    8,761,977,619.37x = 57,406,335,588,603,461,632
  5. Step 5: Solve for x
    x = 57,406,335,588,603,461,632/8,761,977,619.37
  6. Step 6: Final answer
    x = 6,551,755,560.49

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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.