Home / 775,181,708.88-1,069,566,887.85-440,627,897.56

Finding the Fourth Proportional to 775,181,708.88, 1,069,566,887.85 and 440,627,897.56

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Solution

The fourth proportional to 775,181,708.88, 1,069,566,887.85 and 440,627,897.56 is: 607,961,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,181,708.88 : 1,069,566,887.85 = 440,627,897.56 : x
  2. Step 2: Convert to fraction form
    775,181,708.88/1,069,566,887.85 = 440,627,897.56/x
  3. Step 3: Cross multiply
    775,181,708.88x = 1,069,566,887.85 × 440,627,897.56
  4. Step 4: Simplify right side
    775,181,708.88x = 471,281,009,097,540,352
  5. Step 5: Solve for x
    x = 471,281,009,097,540,352/775,181,708.88
  6. Step 6: Final answer
    x = 607,961,983.23

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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.