Home / 10,148,459,367.86-15,223,270,789-2,686,848,261.44

Finding the Fourth Proportional to 10,148,459,367.86, 15,223,270,789 and 2,686,848,261.44

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Solution

The fourth proportional to 10,148,459,367.86, 15,223,270,789 and 2,686,848,261.44 is: 4,030,426,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,459,367.86 : 15,223,270,789 = 2,686,848,261.44 : x
  2. Step 2: Convert to fraction form
    10,148,459,367.86/15,223,270,789 = 2,686,848,261.44/x
  3. Step 3: Cross multiply
    10,148,459,367.86x = 15,223,270,789 × 2,686,848,261.44
  4. Step 4: Simplify right side
    10,148,459,367.86x = 40,902,618,652,854,984,704
  5. Step 5: Solve for x
    x = 40,902,618,652,854,984,704/10,148,459,367.86
  6. Step 6: Final answer
    x = 4,030,426,409.59

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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.