Home / 570,276,198.40-786,891,260.12-332,160,570.76

Finding the Fourth Proportional to 570,276,198.40, 786,891,260.12 and 332,160,570.76

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Solution

The fourth proportional to 570,276,198.40, 786,891,260.12 and 332,160,570.76 is: 458,329,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,276,198.40 : 786,891,260.12 = 332,160,570.76 : x
  2. Step 2: Convert to fraction form
    570,276,198.40/786,891,260.12 = 332,160,570.76/x
  3. Step 3: Cross multiply
    570,276,198.40x = 786,891,260.12 × 332,160,570.76
  4. Step 4: Simplify right side
    570,276,198.40x = 261,374,250,087,514,816
  5. Step 5: Solve for x
    x = 261,374,250,087,514,816/570,276,198.40
  6. Step 6: Final answer
    x = 458,329,228.58

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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.