Home / 577,761,111.86-797,311,879.79-313,443,104.90

Finding the Fourth Proportional to 577,761,111.86, 797,311,879.79 and 313,443,104.90

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Solution

The fourth proportional to 577,761,111.86, 797,311,879.79 and 313,443,104.90 is: 432,552,323.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,761,111.86 : 797,311,879.79 = 313,443,104.90 : x
  2. Step 2: Convert to fraction form
    577,761,111.86/797,311,879.79 = 313,443,104.90/x
  3. Step 3: Cross multiply
    577,761,111.86x = 797,311,879.79 × 313,443,104.90
  4. Step 4: Simplify right side
    577,761,111.86x = 249,911,911,169,479,360
  5. Step 5: Solve for x
    x = 249,911,911,169,479,360/577,761,111.86
  6. Step 6: Final answer
    x = 432,552,323.17

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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.