Home / 343,871,091.20-515,806,636.80-113,875,673.60

Finding the Fourth Proportional to 343,871,091.20, 515,806,636.80 and 113,875,673.60

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Solution

The fourth proportional to 343,871,091.20, 515,806,636.80 and 113,875,673.60 is: 170,813,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,871,091.20 : 515,806,636.80 = 113,875,673.60 : x
  2. Step 2: Convert to fraction form
    343,871,091.20/515,806,636.80 = 113,875,673.60/x
  3. Step 3: Cross multiply
    343,871,091.20x = 515,806,636.80 × 113,875,673.60
  4. Step 4: Simplify right side
    343,871,091.20x = 58,737,828,212,950,544
  5. Step 5: Solve for x
    x = 58,737,828,212,950,544/343,871,091.20
  6. Step 6: Final answer
    x = 170,813,510.40

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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.