Home / 578,047,637.22-797,706,527.13-313,729,633.68

Finding the Fourth Proportional to 578,047,637.22, 797,706,527.13 and 313,729,633.68

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Solution

The fourth proportional to 578,047,637.22, 797,706,527.13 and 313,729,633.68 is: 432,947,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,047,637.22 : 797,706,527.13 = 313,729,633.68 : x
  2. Step 2: Convert to fraction form
    578,047,637.22/797,706,527.13 = 313,729,633.68/x
  3. Step 3: Cross multiply
    578,047,637.22x = 797,706,527.13 × 313,729,633.68
  4. Step 4: Simplify right side
    578,047,637.22x = 250,264,176,540,639,872
  5. Step 5: Solve for x
    x = 250,264,176,540,639,872/578,047,637.22
  6. Step 6: Final answer
    x = 432,947,322.03

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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.