Home / 123,061,910.04-169,806,571.02-70,840,855.08

Finding the Fourth Proportional to 123,061,910.04, 169,806,571.02 and 70,840,855.08

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Solution

The fourth proportional to 123,061,910.04, 169,806,571.02 and 70,840,855.08 is: 97,749,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,061,910.04 : 169,806,571.02 = 70,840,855.08 : x
  2. Step 2: Convert to fraction form
    123,061,910.04/169,806,571.02 = 70,840,855.08/x
  3. Step 3: Cross multiply
    123,061,910.04x = 169,806,571.02 × 70,840,855.08
  4. Step 4: Simplify right side
    123,061,910.04x = 12,029,242,689,259,548
  5. Step 5: Solve for x
    x = 12,029,242,689,259,548/123,061,910.04
  6. Step 6: Final answer
    x = 97,749,520.43

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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.