Home / 826,122,345.42-1,238,729,710.77-567,402,660.30

Finding the Fourth Proportional to 826,122,345.42, 1,238,729,710.77 and 567,402,660.30

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Solution

The fourth proportional to 826,122,345.42, 1,238,729,710.77 and 567,402,660.30 is: 850,792,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,122,345.42 : 1,238,729,710.77 = 567,402,660.30 : x
  2. Step 2: Convert to fraction form
    826,122,345.42/1,238,729,710.77 = 567,402,660.30/x
  3. Step 3: Cross multiply
    826,122,345.42x = 1,238,729,710.77 × 567,402,660.30
  4. Step 4: Simplify right side
    826,122,345.42x = 702,858,533,283,547,520
  5. Step 5: Solve for x
    x = 702,858,533,283,547,520/826,122,345.42
  6. Step 6: Final answer
    x = 850,792,303.56

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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.