Home / 119,133,806.58-164,386,740.87-66,912,837.66

Finding the Fourth Proportional to 119,133,806.58, 164,386,740.87 and 66,912,837.66

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Solution

The fourth proportional to 119,133,806.58, 164,386,740.87 and 66,912,837.66 is: 92,329,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,133,806.58 : 164,386,740.87 = 66,912,837.66 : x
  2. Step 2: Convert to fraction form
    119,133,806.58/164,386,740.87 = 66,912,837.66/x
  3. Step 3: Cross multiply
    119,133,806.58x = 164,386,740.87 × 66,912,837.66
  4. Step 4: Simplify right side
    119,133,806.58x = 10,999,583,305,290,796
  5. Step 5: Solve for x
    x = 10,999,583,305,290,796/119,133,806.58
  6. Step 6: Final answer
    x = 92,329,655.38

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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.