Home / 977,535,367.56-1,348,989,323.24-531,498,724.72

Finding the Fourth Proportional to 977,535,367.56, 1,348,989,323.24 and 531,498,724.72

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Solution

The fourth proportional to 977,535,367.56, 1,348,989,323.24 and 531,498,724.72 is: 733,463,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,535,367.56 : 1,348,989,323.24 = 531,498,724.72 : x
  2. Step 2: Convert to fraction form
    977,535,367.56/1,348,989,323.24 = 531,498,724.72/x
  3. Step 3: Cross multiply
    977,535,367.56x = 1,348,989,323.24 × 531,498,724.72
  4. Step 4: Simplify right side
    977,535,367.56x = 716,986,104,962,955,904
  5. Step 5: Solve for x
    x = 716,986,104,962,955,904/977,535,367.56
  6. Step 6: Final answer
    x = 733,463,083.54

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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.