Home / 55,137,803,109.63-82,730,761,428.33-19,308,276,171.15

Finding the Fourth Proportional to 55,137,803,109.63, 82,730,761,428.33 and 19,308,276,171.15

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Solution

The fourth proportional to 55,137,803,109.63, 82,730,761,428.33 and 19,308,276,171.15 is: 28,970,838,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137,803,109.63 : 82,730,761,428.33 = 19,308,276,171.15 : x
  2. Step 2: Convert to fraction form
    55,137,803,109.63/82,730,761,428.33 = 19,308,276,171.15/x
  3. Step 3: Cross multiply
    55,137,803,109.63x = 82,730,761,428.33 × 19,308,276,171.15
  4. Step 4: Simplify right side
    55,137,803,109.63x = 1,597,388,389,507,719,757,824
  5. Step 5: Solve for x
    x = 1,597,388,389,507,719,757,824/55,137,803,109.63
  6. Step 6: Final answer
    x = 28,970,838,506.78

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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.