Home / 163,766,273.80-245,567,266.98-54,553,048.78

Finding the Fourth Proportional to 163,766,273.80, 245,567,266.98 and 54,553,048.78

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Solution

The fourth proportional to 163,766,273.80, 245,567,266.98 and 54,553,048.78 is: 81,802,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,766,273.80 : 245,567,266.98 = 54,553,048.78 : x
  2. Step 2: Convert to fraction form
    163,766,273.80/245,567,266.98 = 54,553,048.78/x
  3. Step 3: Cross multiply
    163,766,273.80x = 245,567,266.98 × 54,553,048.78
  4. Step 4: Simplify right side
    163,766,273.80x = 13,396,443,094,127,010
  5. Step 5: Solve for x
    x = 13,396,443,094,127,010/163,766,273.80
  6. Step 6: Final answer
    x = 81,802,209.84

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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.