Home / 540,307,288,129.23-810,432,388,258.05-177,225,126,862.89

Finding the Fourth Proportional to 540,307,288,129.23, 810,432,388,258.05 and 177,225,126,862.89

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Solution

The fourth proportional to 540,307,288,129.23, 810,432,388,258.05 and 177,225,126,862.89 is: 265,828,327,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,307,288,129.23 : 810,432,388,258.05 = 177,225,126,862.89 : x
  2. Step 2: Convert to fraction form
    540,307,288,129.23/810,432,388,258.05 = 177,225,126,862.89/x
  3. Step 3: Cross multiply
    540,307,288,129.23x = 810,432,388,258.05 × 177,225,126,862.89
  4. Step 4: Simplify right side
    540,307,288,129.23x = 143,628,982,822,827,852,824,576
  5. Step 5: Solve for x
    x = 143,628,982,822,827,852,824,576/540,307,288,129.23
  6. Step 6: Final answer
    x = 265,828,327,654.31

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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.