Home / 8,615,545,169.49-12,919,564,450.80-4,576,391,769.60

Finding the Fourth Proportional to 8,615,545,169.49, 12,919,564,450.80 and 4,576,391,769.60

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Solution

The fourth proportional to 8,615,545,169.49, 12,919,564,450.80 and 4,576,391,769.60 is: 6,862,593,980.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,545,169.49 : 12,919,564,450.80 = 4,576,391,769.60 : x
  2. Step 2: Convert to fraction form
    8,615,545,169.49/12,919,564,450.80 = 4,576,391,769.60/x
  3. Step 3: Cross multiply
    8,615,545,169.49x = 12,919,564,450.80 × 4,576,391,769.60
  4. Step 4: Simplify right side
    8,615,545,169.49x = 59,124,988,419,457,867,776
  5. Step 5: Solve for x
    x = 59,124,988,419,457,867,776/8,615,545,169.49
  6. Step 6: Final answer
    x = 6,862,593,980.57

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1.5x scale

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.