Home / 177,182,406.40-265,773,609.60-129,406,662.40

Finding the Fourth Proportional to 177,182,406.40, 265,773,609.60 and 129,406,662.40

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Solution

The fourth proportional to 177,182,406.40, 265,773,609.60 and 129,406,662.40 is: 194,109,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,182,406.40 : 265,773,609.60 = 129,406,662.40 : x
  2. Step 2: Convert to fraction form
    177,182,406.40/265,773,609.60 = 129,406,662.40/x
  3. Step 3: Cross multiply
    177,182,406.40x = 265,773,609.60 × 129,406,662.40
  4. Step 4: Simplify right side
    177,182,406.40x = 34,392,875,772,336,600
  5. Step 5: Solve for x
    x = 34,392,875,772,336,600/177,182,406.40
  6. Step 6: Final answer
    x = 194,109,993.60

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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.