Home / 147,210,430.16-203,185,012.20-91,497,926

Finding the Fourth Proportional to 147,210,430.16, 203,185,012.20 and 91,497,926

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Solution

The fourth proportional to 147,210,430.16, 203,185,012.20 and 91,497,926 is: 126,288,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,210,430.16 : 203,185,012.20 = 91,497,926 : x
  2. Step 2: Convert to fraction form
    147,210,430.16/203,185,012.20 = 91,497,926/x
  3. Step 3: Cross multiply
    147,210,430.16x = 203,185,012.20 × 91,497,926
  4. Step 4: Simplify right side
    147,210,430.16x = 18,591,007,210,584,696
  5. Step 5: Solve for x
    x = 18,591,007,210,584,696/147,210,430.16
  6. Step 6: Final answer
    x = 126,288,654.89

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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.