Home / 123,062,905.70-169,807,940.63-70,841,848.19

Finding the Fourth Proportional to 123,062,905.70, 169,807,940.63 and 70,841,848.19

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Solution

The fourth proportional to 123,062,905.70, 169,807,940.63 and 70,841,848.19 is: 97,750,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,062,905.70 : 169,807,940.63 = 70,841,848.19 : x
  2. Step 2: Convert to fraction form
    123,062,905.70/169,807,940.63 = 70,841,848.19/x
  3. Step 3: Cross multiply
    123,062,905.70x = 169,807,940.63 × 70,841,848.19
  4. Step 4: Simplify right side
    123,062,905.70x = 12,029,508,350,629,402
  5. Step 5: Solve for x
    x = 12,029,508,350,629,402/123,062,905.70
  6. Step 6: Final answer
    x = 97,750,888.31

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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.