Home / 177,421,348.80-266,132,023.20-116,199,345.60

Finding the Fourth Proportional to 177,421,348.80, 266,132,023.20 and 116,199,345.60

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Solution

The fourth proportional to 177,421,348.80, 266,132,023.20 and 116,199,345.60 is: 174,299,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,421,348.80 : 266,132,023.20 = 116,199,345.60 : x
  2. Step 2: Convert to fraction form
    177,421,348.80/266,132,023.20 = 116,199,345.60/x
  3. Step 3: Cross multiply
    177,421,348.80x = 266,132,023.20 × 116,199,345.60
  4. Step 4: Simplify right side
    177,421,348.80x = 30,924,366,939,044,016
  5. Step 5: Solve for x
    x = 30,924,366,939,044,016/177,421,348.80
  6. Step 6: Final answer
    x = 174,299,018.40

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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.