Home / 13,865,610,206.62-19,132,927,828.32-7,762,296,973.53

Finding the Fourth Proportional to 13,865,610,206.62, 19,132,927,828.32 and 7,762,296,973.53

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Solution

The fourth proportional to 13,865,610,206.62, 19,132,927,828.32 and 7,762,296,973.53 is: 10,711,066,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,610,206.62 : 19,132,927,828.32 = 7,762,296,973.53 : x
  2. Step 2: Convert to fraction form
    13,865,610,206.62/19,132,927,828.32 = 7,762,296,973.53/x
  3. Step 3: Cross multiply
    13,865,610,206.62x = 19,132,927,828.32 × 7,762,296,973.53
  4. Step 4: Simplify right side
    13,865,610,206.62x = 148,515,467,776,497,418,240
  5. Step 5: Solve for x
    x = 148,515,467,776,497,418,240/13,865,610,206.62
  6. Step 6: Final answer
    x = 10,711,066,124.28

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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.