Home / 399,264,114.40-598,896,171.60-340,813,477.60

Finding the Fourth Proportional to 399,264,114.40, 598,896,171.60 and 340,813,477.60

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Solution

The fourth proportional to 399,264,114.40, 598,896,171.60 and 340,813,477.60 is: 511,220,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,264,114.40 : 598,896,171.60 = 340,813,477.60 : x
  2. Step 2: Convert to fraction form
    399,264,114.40/598,896,171.60 = 340,813,477.60/x
  3. Step 3: Cross multiply
    399,264,114.40x = 598,896,171.60 × 340,813,477.60
  4. Step 4: Simplify right side
    399,264,114.40x = 204,111,886,964,322,368
  5. Step 5: Solve for x
    x = 204,111,886,964,322,368/399,264,114.40
  6. Step 6: Final answer
    x = 511,220,216.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.