Home / 177,615,725.31-266,420,566.23-53,118,638.64

Finding the Fourth Proportional to 177,615,725.31, 266,420,566.23 and 53,118,638.64

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Solution

The fourth proportional to 177,615,725.31, 266,420,566.23 and 53,118,638.64 is: 79,677,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,615,725.31 : 266,420,566.23 = 53,118,638.64 : x
  2. Step 2: Convert to fraction form
    177,615,725.31/266,420,566.23 = 53,118,638.64/x
  3. Step 3: Cross multiply
    177,615,725.31x = 266,420,566.23 × 53,118,638.64
  4. Step 4: Simplify right side
    177,615,725.31x = 14,151,897,783,835,556
  5. Step 5: Solve for x
    x = 14,151,897,783,835,556/177,615,725.31
  6. Step 6: Final answer
    x = 79,677,054.26

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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.