Home / 113,232,225.80-169,848,338.70-67,770,619.40

Finding the Fourth Proportional to 113,232,225.80, 169,848,338.70 and 67,770,619.40

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Solution

The fourth proportional to 113,232,225.80, 169,848,338.70 and 67,770,619.40 is: 101,655,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,232,225.80 : 169,848,338.70 = 67,770,619.40 : x
  2. Step 2: Convert to fraction form
    113,232,225.80/169,848,338.70 = 67,770,619.40/x
  3. Step 3: Cross multiply
    113,232,225.80x = 169,848,338.70 × 67,770,619.40
  4. Step 4: Simplify right side
    113,232,225.80x = 11,510,727,117,759,990
  5. Step 5: Solve for x
    x = 11,510,727,117,759,990/113,232,225.80
  6. Step 6: Final answer
    x = 101,655,929.10

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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.