Home / 43,640,127,343.28-65,462,527,780.68-13,792,187,889.20

Finding the Fourth Proportional to 43,640,127,343.28, 65,462,527,780.68 and 13,792,187,889.20

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Solution

The fourth proportional to 43,640,127,343.28, 65,462,527,780.68 and 13,792,187,889.20 is: 20,689,020,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,640,127,343.28 : 65,462,527,780.68 = 13,792,187,889.20 : x
  2. Step 2: Convert to fraction form
    43,640,127,343.28/65,462,527,780.68 = 13,792,187,889.20/x
  3. Step 3: Cross multiply
    43,640,127,343.28x = 65,462,527,780.68 × 13,792,187,889.20
  4. Step 4: Simplify right side
    43,640,127,343.28x = 902,871,482,853,113,331,712
  5. Step 5: Solve for x
    x = 902,871,482,853,113,331,712/43,640,127,343.28
  6. Step 6: Final answer
    x = 20,689,020,353.93

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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.