Home / 141,778,809.80-212,584,233.90-73,754,361.80

Finding the Fourth Proportional to 141,778,809.80, 212,584,233.90 and 73,754,361.80

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Solution

The fourth proportional to 141,778,809.80, 212,584,233.90 and 73,754,361.80 is: 110,587,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,778,809.80 : 212,584,233.90 = 73,754,361.80 : x
  2. Step 2: Convert to fraction form
    141,778,809.80/212,584,233.90 = 73,754,361.80/x
  3. Step 3: Cross multiply
    141,778,809.80x = 212,584,233.90 × 73,754,361.80
  4. Step 4: Simplify right side
    141,778,809.80x = 15,679,014,500,036,424
  5. Step 5: Solve for x
    x = 15,679,014,500,036,424/141,778,809.80
  6. Step 6: Final answer
    x = 110,587,855.28

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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.