Home / 10,148,459,365.87-15,223,270,785.99-2,686,848,259.43

Finding the Fourth Proportional to 10,148,459,365.87, 15,223,270,785.99 and 2,686,848,259.43

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Solution

The fourth proportional to 10,148,459,365.87, 15,223,270,785.99 and 2,686,848,259.43 is: 4,030,426,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,459,365.87 : 15,223,270,785.99 = 2,686,848,259.43 : x
  2. Step 2: Convert to fraction form
    10,148,459,365.87/15,223,270,785.99 = 2,686,848,259.43/x
  3. Step 3: Cross multiply
    10,148,459,365.87x = 15,223,270,785.99 × 2,686,848,259.43
  4. Step 4: Simplify right side
    10,148,459,365.87x = 40,902,618,614,241,509,376
  5. Step 5: Solve for x
    x = 40,902,618,614,241,509,376/10,148,459,365.87
  6. Step 6: Final answer
    x = 4,030,426,406.57

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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.