Home / 7,864,540,067.77-10,855,651,692.86-6,259,938,408.34

Finding the Fourth Proportional to 7,864,540,067.77, 10,855,651,692.86 and 6,259,938,408.34

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Solution

The fourth proportional to 7,864,540,067.77, 10,855,651,692.86 and 6,259,938,408.34 is: 8,640,773,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,540,067.77 : 10,855,651,692.86 = 6,259,938,408.34 : x
  2. Step 2: Convert to fraction form
    7,864,540,067.77/10,855,651,692.86 = 6,259,938,408.34/x
  3. Step 3: Cross multiply
    7,864,540,067.77x = 10,855,651,692.86 × 6,259,938,408.34
  4. Step 4: Simplify right side
    7,864,540,067.77x = 67,955,710,979,695,460,352
  5. Step 5: Solve for x
    x = 67,955,710,979,695,460,352/7,864,540,067.77
  6. Step 6: Final answer
    x = 8,640,773,699.94

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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.