Home / 105,285,899.09-157,943,220.46-43,860,692.95

Finding the Fourth Proportional to 105,285,899.09, 157,943,220.46 and 43,860,692.95

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Solution

The fourth proportional to 105,285,899.09, 157,943,220.46 and 43,860,692.95 is: 65,797,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,285,899.09 : 157,943,220.46 = 43,860,692.95 : x
  2. Step 2: Convert to fraction form
    105,285,899.09/157,943,220.46 = 43,860,692.95/x
  3. Step 3: Cross multiply
    105,285,899.09x = 157,943,220.46 × 43,860,692.95
  4. Step 4: Simplify right side
    105,285,899.09x = 6,927,499,095,625,708
  5. Step 5: Solve for x
    x = 6,927,499,095,625,708/105,285,899.09
  6. Step 6: Final answer
    x = 65,797,026.53

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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.