Home / 167,338,415.60-251,007,623.40-166,381,821.80

Finding the Fourth Proportional to 167,338,415.60, 251,007,623.40 and 166,381,821.80

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Solution

The fourth proportional to 167,338,415.60, 251,007,623.40 and 166,381,821.80 is: 249,572,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,338,415.60 : 251,007,623.40 = 166,381,821.80 : x
  2. Step 2: Convert to fraction form
    167,338,415.60/251,007,623.40 = 166,381,821.80/x
  3. Step 3: Cross multiply
    167,338,415.60x = 251,007,623.40 × 166,381,821.80
  4. Step 4: Simplify right side
    167,338,415.60x = 41,763,105,666,980,312
  5. Step 5: Solve for x
    x = 41,763,105,666,980,312/167,338,415.60
  6. Step 6: Final answer
    x = 249,572,732.70

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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.