Home / 248,102,666.40-372,153,999.60-166,473,328.80

Finding the Fourth Proportional to 248,102,666.40, 372,153,999.60 and 166,473,328.80

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Solution

The fourth proportional to 248,102,666.40, 372,153,999.60 and 166,473,328.80 is: 249,709,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,102,666.40 : 372,153,999.60 = 166,473,328.80 : x
  2. Step 2: Convert to fraction form
    248,102,666.40/372,153,999.60 = 166,473,328.80/x
  3. Step 3: Cross multiply
    248,102,666.40x = 372,153,999.60 × 166,473,328.80
  4. Step 4: Simplify right side
    248,102,666.40x = 61,953,715,139,645,880
  5. Step 5: Solve for x
    x = 61,953,715,139,645,880/248,102,666.40
  6. Step 6: Final answer
    x = 249,709,993.20

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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.