Home / 123,318,529.22-170,157,938.63-70,371,062.39

Finding the Fourth Proportional to 123,318,529.22, 170,157,938.63 and 70,371,062.39

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Solution

The fourth proportional to 123,318,529.22, 170,157,938.63 and 70,371,062.39 is: 97,099,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,318,529.22 : 170,157,938.63 = 70,371,062.39 : x
  2. Step 2: Convert to fraction form
    123,318,529.22/170,157,938.63 = 70,371,062.39/x
  3. Step 3: Cross multiply
    123,318,529.22x = 170,157,938.63 × 70,371,062.39
  4. Step 4: Simplify right side
    123,318,529.22x = 11,974,194,914,282,878
  5. Step 5: Solve for x
    x = 11,974,194,914,282,878/123,318,529.22
  6. Step 6: Final answer
    x = 97,099,722.08

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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.