Home / 107,300,991.80-160,972,482.90-45,890,031.80

Finding the Fourth Proportional to 107,300,991.80, 160,972,482.90 and 45,890,031.80

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Solution

The fourth proportional to 107,300,991.80, 160,972,482.90 and 45,890,031.80 is: 68,844,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,300,991.80 : 160,972,482.90 = 45,890,031.80 : x
  2. Step 2: Convert to fraction form
    107,300,991.80/160,972,482.90 = 45,890,031.80/x
  3. Step 3: Cross multiply
    107,300,991.80x = 160,972,482.90 × 45,890,031.80
  4. Step 4: Simplify right side
    107,300,991.80x = 7,387,032,359,205,956
  5. Step 5: Solve for x
    x = 7,387,032,359,205,956/107,300,991.80
  6. Step 6: Final answer
    x = 68,844,026.84

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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.