Home / 13,153,212,833.15-19,729,819,249.73-10,363,785,312.35

Finding the Fourth Proportional to 13,153,212,833.15, 19,729,819,249.73 and 10,363,785,312.35

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Solution

The fourth proportional to 13,153,212,833.15, 19,729,819,249.73 and 10,363,785,312.35 is: 15,545,677,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,212,833.15 : 19,729,819,249.73 = 10,363,785,312.35 : x
  2. Step 2: Convert to fraction form
    13,153,212,833.15/19,729,819,249.73 = 10,363,785,312.35/x
  3. Step 3: Cross multiply
    13,153,212,833.15x = 19,729,819,249.73 × 10,363,785,312.35
  4. Step 4: Simplify right side
    13,153,212,833.15x = 204,475,610,955,672,059,904
  5. Step 5: Solve for x
    x = 204,475,610,955,672,059,904/13,153,212,833.15
  6. Step 6: Final answer
    x = 15,545,677,968.53

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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.