Home / 248,102,780.40-372,154,170.60-166,473,442.80

Finding the Fourth Proportional to 248,102,780.40, 372,154,170.60 and 166,473,442.80

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Solution

The fourth proportional to 248,102,780.40, 372,154,170.60 and 166,473,442.80 is: 249,710,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,102,780.40 : 372,154,170.60 = 166,473,442.80 : x
  2. Step 2: Convert to fraction form
    248,102,780.40/372,154,170.60 = 166,473,442.80/x
  3. Step 3: Cross multiply
    248,102,780.40x = 372,154,170.60 × 166,473,442.80
  4. Step 4: Simplify right side
    248,102,780.40x = 61,953,786,032,160,552
  5. Step 5: Solve for x
    x = 61,953,786,032,160,552/248,102,780.40
  6. Step 6: Final answer
    x = 249,710,164.20

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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.