Home / 8,072,412,986.40-12,114,799,806.60-3,653,935,342.80

Finding the Fourth Proportional to 8,072,412,986.40, 12,114,799,806.60 and 3,653,935,342.80

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Solution

The fourth proportional to 8,072,412,986.40, 12,114,799,806.60 and 3,653,935,342.80 is: 5,483,700,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,412,986.40 : 12,114,799,806.60 = 3,653,935,342.80 : x
  2. Step 2: Convert to fraction form
    8,072,412,986.40/12,114,799,806.60 = 3,653,935,342.80/x
  3. Step 3: Cross multiply
    8,072,412,986.40x = 12,114,799,806.60 × 3,653,935,342.80
  4. Step 4: Simplify right side
    8,072,412,986.40x = 44,266,695,184,282,345,472
  5. Step 5: Solve for x
    x = 44,266,695,184,282,345,472/8,072,412,986.40
  6. Step 6: Final answer
    x = 5,483,700,506.76

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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.