Home / 163,371,665.80-245,051,593.80-66,324,634.30

Finding the Fourth Proportional to 163,371,665.80, 245,051,593.80 and 66,324,634.30

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Solution

The fourth proportional to 163,371,665.80, 245,051,593.80 and 66,324,634.30 is: 99,484,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,371,665.80 : 245,051,593.80 = 66,324,634.30 : x
  2. Step 2: Convert to fraction form
    163,371,665.80/245,051,593.80 = 66,324,634.30/x
  3. Step 3: Cross multiply
    163,371,665.80x = 245,051,593.80 × 66,324,634.30
  4. Step 4: Simplify right side
    163,371,665.80x = 16,252,957,343,417,148
  5. Step 5: Solve for x
    x = 16,252,957,343,417,148/163,371,665.80
  6. Step 6: Final answer
    x = 99,484,554.21

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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.