Home / 157,465,407.60-236,198,111.40-71,206,628.40

Finding the Fourth Proportional to 157,465,407.60, 236,198,111.40 and 71,206,628.40

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Solution

The fourth proportional to 157,465,407.60, 236,198,111.40 and 71,206,628.40 is: 106,809,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,407.60 : 236,198,111.40 = 71,206,628.40 : x
  2. Step 2: Convert to fraction form
    157,465,407.60/236,198,111.40 = 71,206,628.40/x
  3. Step 3: Cross multiply
    157,465,407.60x = 236,198,111.40 × 71,206,628.40
  4. Step 4: Simplify right side
    157,465,407.60x = 16,818,871,147,241,606
  5. Step 5: Solve for x
    x = 16,818,871,147,241,606/157,465,407.60
  6. Step 6: Final answer
    x = 106,809,942.60

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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.