Home / 13,426,264,813.59-20,135,962,077.08-3,980,699,943.87

Finding the Fourth Proportional to 13,426,264,813.59, 20,135,962,077.08 and 3,980,699,943.87

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Solution

The fourth proportional to 13,426,264,813.59, 20,135,962,077.08 and 3,980,699,943.87 is: 5,970,031,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426,264,813.59 : 20,135,962,077.08 = 3,980,699,943.87 : x
  2. Step 2: Convert to fraction form
    13,426,264,813.59/20,135,962,077.08 = 3,980,699,943.87/x
  3. Step 3: Cross multiply
    13,426,264,813.59x = 20,135,962,077.08 × 3,980,699,943.87
  4. Step 4: Simplify right side
    13,426,264,813.59x = 80,155,223,109,942,657,024
  5. Step 5: Solve for x
    x = 80,155,223,109,942,657,024/13,426,264,813.59
  6. Step 6: Final answer
    x = 5,970,031,443.80

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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.