Home / 636,353,454.28-878,571,236.96-435,746,028.29

Finding the Fourth Proportional to 636,353,454.28, 878,571,236.96 and 435,746,028.29

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Solution

The fourth proportional to 636,353,454.28, 878,571,236.96 and 435,746,028.29 is: 601,605,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,353,454.28 : 878,571,236.96 = 435,746,028.29 : x
  2. Step 2: Convert to fraction form
    636,353,454.28/878,571,236.96 = 435,746,028.29/x
  3. Step 3: Cross multiply
    636,353,454.28x = 878,571,236.96 × 435,746,028.29
  4. Step 4: Simplify right side
    636,353,454.28x = 382,833,927,076,241,856
  5. Step 5: Solve for x
    x = 382,833,927,076,241,856/636,353,454.28
  6. Step 6: Final answer
    x = 601,605,797.06

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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.