Home / 936,347,234.40-1,292,159,072.75-560,003,764.02

Finding the Fourth Proportional to 936,347,234.40, 1,292,159,072.75 and 560,003,764.02

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Solution

The fourth proportional to 936,347,234.40, 1,292,159,072.75 and 560,003,764.02 is: 772,805,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,347,234.40 : 1,292,159,072.75 = 560,003,764.02 : x
  2. Step 2: Convert to fraction form
    936,347,234.40/1,292,159,072.75 = 560,003,764.02/x
  3. Step 3: Cross multiply
    936,347,234.40x = 1,292,159,072.75 × 560,003,764.02
  4. Step 4: Simplify right side
    936,347,234.40x = 723,613,944,444,934,400
  5. Step 5: Solve for x
    x = 723,613,944,444,934,400/936,347,234.40
  6. Step 6: Final answer
    x = 772,805,128.12

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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.