Home / 177,200,547.30-265,721,104.80-67,989,421.80

Finding the Fourth Proportional to 177,200,547.30, 265,721,104.80 and 67,989,421.80

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Solution

The fourth proportional to 177,200,547.30, 265,721,104.80 and 67,989,421.80 is: 101,953,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,200,547.30 : 265,721,104.80 = 67,989,421.80 : x
  2. Step 2: Convert to fraction form
    177,200,547.30/265,721,104.80 = 67,989,421.80/x
  3. Step 3: Cross multiply
    177,200,547.30x = 265,721,104.80 × 67,989,421.80
  4. Step 4: Simplify right side
    177,200,547.30x = 18,066,224,275,409,204
  5. Step 5: Solve for x
    x = 18,066,224,275,409,204/177,200,547.30
  6. Step 6: Final answer
    x = 101,953,546.71

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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.