Home / 225,227,282.81-310,799,938.44-124,749,764.11

Finding the Fourth Proportional to 225,227,282.81, 310,799,938.44 and 124,749,764.11

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Solution

The fourth proportional to 225,227,282.81, 310,799,938.44 and 124,749,764.11 is: 172,147,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,227,282.81 : 310,799,938.44 = 124,749,764.11 : x
  2. Step 2: Convert to fraction form
    225,227,282.81/310,799,938.44 = 124,749,764.11/x
  3. Step 3: Cross multiply
    225,227,282.81x = 310,799,938.44 × 124,749,764.11
  4. Step 4: Simplify right side
    225,227,282.81x = 38,772,219,006,648,832
  5. Step 5: Solve for x
    x = 38,772,219,006,648,832/225,227,282.81
  6. Step 6: Final answer
    x = 172,147,079.71

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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.