Home / 662,813,774.46-915,074,899.35-589,271,351.58

Finding the Fourth Proportional to 662,813,774.46, 915,074,899.35 and 589,271,351.58

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Solution

The fourth proportional to 662,813,774.46, 915,074,899.35 and 589,271,351.58 is: 813,542,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,813,774.46 : 915,074,899.35 = 589,271,351.58 : x
  2. Step 2: Convert to fraction form
    662,813,774.46/915,074,899.35 = 589,271,351.58/x
  3. Step 3: Cross multiply
    662,813,774.46x = 915,074,899.35 × 589,271,351.58
  4. Step 4: Simplify right side
    662,813,774.46x = 539,227,422,736,907,008
  5. Step 5: Solve for x
    x = 539,227,422,736,907,008/662,813,774.46
  6. Step 6: Final answer
    x = 813,542,873.60

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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.