Home / 650,877,069.93-898,216,954.25-353,522,185.17

Finding the Fourth Proportional to 650,877,069.93, 898,216,954.25 and 353,522,185.17

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Solution

The fourth proportional to 650,877,069.93, 898,216,954.25 and 353,522,185.17 is: 487,864,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,877,069.93 : 898,216,954.25 = 353,522,185.17 : x
  2. Step 2: Convert to fraction form
    650,877,069.93/898,216,954.25 = 353,522,185.17/x
  3. Step 3: Cross multiply
    650,877,069.93x = 898,216,954.25 × 353,522,185.17
  4. Step 4: Simplify right side
    650,877,069.93x = 317,539,620,423,201,920
  5. Step 5: Solve for x
    x = 317,539,620,423,201,920/650,877,069.93
  6. Step 6: Final answer
    x = 487,864,199.08

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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.