Home / 13,243,897,312.86-19,849,487,622.39-11,365,338,408.42

Finding the Fourth Proportional to 13,243,897,312.86, 19,849,487,622.39 and 11,365,338,408.42

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Solution

The fourth proportional to 13,243,897,312.86, 19,849,487,622.39 and 11,365,338,408.42 is: 17,033,969,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243,897,312.86 : 19,849,487,622.39 = 11,365,338,408.42 : x
  2. Step 2: Convert to fraction form
    13,243,897,312.86/19,849,487,622.39 = 11,365,338,408.42/x
  3. Step 3: Cross multiply
    13,243,897,312.86x = 19,849,487,622.39 × 11,365,338,408.42
  4. Step 4: Simplify right side
    13,243,897,312.86x = 225,596,144,062,206,443,520
  5. Step 5: Solve for x
    x = 225,596,144,062,206,443,520/13,243,897,312.86
  6. Step 6: Final answer
    x = 17,033,969,588.63

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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.