Home / 74,854,881.80-112,282,322.70-73,847,112.20

Finding the Fourth Proportional to 74,854,881.80, 112,282,322.70 and 73,847,112.20

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Solution

The fourth proportional to 74,854,881.80, 112,282,322.70 and 73,847,112.20 is: 110,770,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,854,881.80 : 112,282,322.70 = 73,847,112.20 : x
  2. Step 2: Convert to fraction form
    74,854,881.80/112,282,322.70 = 73,847,112.20/x
  3. Step 3: Cross multiply
    74,854,881.80x = 112,282,322.70 × 73,847,112.20
  4. Step 4: Simplify right side
    74,854,881.80x = 8,291,725,282,503,507
  5. Step 5: Solve for x
    x = 8,291,725,282,503,507/74,854,881.80
  6. Step 6: Final answer
    x = 110,770,668.30

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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.