Home / 176,268,085.60-264,444,118.80-85,316,879.20

Finding the Fourth Proportional to 176,268,085.60, 264,444,118.80 and 85,316,879.20

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Solution

The fourth proportional to 176,268,085.60, 264,444,118.80 and 85,316,879.20 is: 127,995,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,268,085.60 : 264,444,118.80 = 85,316,879.20 : x
  2. Step 2: Convert to fraction form
    176,268,085.60/264,444,118.80 = 85,316,879.20/x
  3. Step 3: Cross multiply
    176,268,085.60x = 264,444,118.80 × 85,316,879.20
  4. Step 4: Simplify right side
    176,268,085.60x = 22,561,546,938,810,052
  5. Step 5: Solve for x
    x = 22,561,546,938,810,052/176,268,085.60
  6. Step 6: Final answer
    x = 127,995,642.90

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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.