Home / 212,798,926.03-293,662,385.28-115,013,782.03

Finding the Fourth Proportional to 212,798,926.03, 293,662,385.28 and 115,013,782.03

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Solution

The fourth proportional to 212,798,926.03, 293,662,385.28 and 115,013,782.03 is: 158,718,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,798,926.03 : 293,662,385.28 = 115,013,782.03 : x
  2. Step 2: Convert to fraction form
    212,798,926.03/293,662,385.28 = 115,013,782.03/x
  3. Step 3: Cross multiply
    212,798,926.03x = 293,662,385.28 × 115,013,782.03
  4. Step 4: Simplify right side
    212,798,926.03x = 33,775,221,571,003,796
  5. Step 5: Solve for x
    x = 33,775,221,571,003,796/212,798,926.03
  6. Step 6: Final answer
    x = 158,718,947.51

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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.