Home / 743,251,693.56-1,114,805,500.56-225,686,683.68

Finding the Fourth Proportional to 743,251,693.56, 1,114,805,500.56 and 225,686,683.68

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Solution

The fourth proportional to 743,251,693.56, 1,114,805,500.56 and 225,686,683.68 is: 338,508,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,251,693.56 : 1,114,805,500.56 = 225,686,683.68 : x
  2. Step 2: Convert to fraction form
    743,251,693.56/1,114,805,500.56 = 225,686,683.68/x
  3. Step 3: Cross multiply
    743,251,693.56x = 1,114,805,500.56 × 225,686,683.68
  4. Step 4: Simplify right side
    743,251,693.56x = 251,596,756,369,608,768
  5. Step 5: Solve for x
    x = 251,596,756,369,608,768/743,251,693.56
  6. Step 6: Final answer
    x = 338,508,150.80

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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.