Home / 272,048,258-375,421,016.76-148,287,852.56

Finding the Fourth Proportional to 272,048,258, 375,421,016.76 and 148,287,852.56

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Solution

The fourth proportional to 272,048,258, 375,421,016.76 and 148,287,852.56 is: 204,634,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,048,258 : 375,421,016.76 = 148,287,852.56 : x
  2. Step 2: Convert to fraction form
    272,048,258/375,421,016.76 = 148,287,852.56/x
  3. Step 3: Cross multiply
    272,048,258x = 375,421,016.76 × 148,287,852.56
  4. Step 4: Simplify right side
    272,048,258x = 55,670,376,381,232,168
  5. Step 5: Solve for x
    x = 55,670,376,381,232,168/272,048,258
  6. Step 6: Final answer
    x = 204,634,195.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.