Home / 7,538,408,698.86-10,402,668,434.07-4,321,012,131.18

Finding the Fourth Proportional to 7,538,408,698.86, 10,402,668,434.07 and 4,321,012,131.18

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Solution

The fourth proportional to 7,538,408,698.86, 10,402,668,434.07 and 4,321,012,131.18 is: 5,962,804,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,408,698.86 : 10,402,668,434.07 = 4,321,012,131.18 : x
  2. Step 2: Convert to fraction form
    7,538,408,698.86/10,402,668,434.07 = 4,321,012,131.18/x
  3. Step 3: Cross multiply
    7,538,408,698.86x = 10,402,668,434.07 × 4,321,012,131.18
  4. Step 4: Simplify right side
    7,538,408,698.86x = 44,950,056,500,259,725,312
  5. Step 5: Solve for x
    x = 44,950,056,500,259,725,312/7,538,408,698.86
  6. Step 6: Final answer
    x = 5,962,804,392.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.