Home / 68,123,380,796.80-94,009,265,008.32-38,050,304,214.40

Finding the Fourth Proportional to 68,123,380,796.80, 94,009,265,008.32 and 38,050,304,214.40

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Solution

The fourth proportional to 68,123,380,796.80, 94,009,265,008.32 and 38,050,304,214.40 is: 52,508,860,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,123,380,796.80 : 94,009,265,008.32 = 38,050,304,214.40 : x
  2. Step 2: Convert to fraction form
    68,123,380,796.80/94,009,265,008.32 = 38,050,304,214.40/x
  3. Step 3: Cross multiply
    68,123,380,796.80x = 94,009,265,008.32 × 38,050,304,214.40
  4. Step 4: Simplify right side
    68,123,380,796.80x = 3,577,081,132,538,725,400,576
  5. Step 5: Solve for x
    x = 3,577,081,132,538,725,400,576/68,123,380,796.80
  6. Step 6: Final answer
    x = 52,508,860,991.63

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1.5x scale

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.