Home / 18,723,166,293.96-25,838,004,017.79-10,149,566,421.96

Finding the Fourth Proportional to 18,723,166,293.96, 25,838,004,017.79 and 10,149,566,421.96

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Solution

The fourth proportional to 18,723,166,293.96, 25,838,004,017.79 and 10,149,566,421.96 is: 14,006,420,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,166,293.96 : 25,838,004,017.79 = 10,149,566,421.96 : x
  2. Step 2: Convert to fraction form
    18,723,166,293.96/25,838,004,017.79 = 10,149,566,421.96/x
  3. Step 3: Cross multiply
    18,723,166,293.96x = 25,838,004,017.79 × 10,149,566,421.96
  4. Step 4: Simplify right side
    18,723,166,293.96x = 262,244,537,989,428,936,704
  5. Step 5: Solve for x
    x = 262,244,537,989,428,936,704/18,723,166,293.96
  6. Step 6: Final answer
    x = 14,006,420,381.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.