Home / 1,385,913,835.48-2,079,132,945.36-556,932,010.36

Finding the Fourth Proportional to 1,385,913,835.48, 2,079,132,945.36 and 556,932,010.36

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Solution

The fourth proportional to 1,385,913,835.48, 2,079,132,945.36 and 556,932,010.36 is: 835,503,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,913,835.48 : 2,079,132,945.36 = 556,932,010.36 : x
  2. Step 2: Convert to fraction form
    1,385,913,835.48/2,079,132,945.36 = 556,932,010.36/x
  3. Step 3: Cross multiply
    1,385,913,835.48x = 2,079,132,945.36 × 556,932,010.36
  4. Step 4: Simplify right side
    1,385,913,835.48x = 1,157,935,691,065,052,928
  5. Step 5: Solve for x
    x = 1,157,935,691,065,052,928/1,385,913,835.48
  6. Step 6: Final answer
    x = 835,503,377.93

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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.