Home / 306,434,644.40-459,651,966.60-245,968,468.40

Finding the Fourth Proportional to 306,434,644.40, 459,651,966.60 and 245,968,468.40

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Solution

The fourth proportional to 306,434,644.40, 459,651,966.60 and 245,968,468.40 is: 368,952,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,434,644.40 : 459,651,966.60 = 245,968,468.40 : x
  2. Step 2: Convert to fraction form
    306,434,644.40/459,651,966.60 = 245,968,468.40/x
  3. Step 3: Cross multiply
    306,434,644.40x = 459,651,966.60 × 245,968,468.40
  4. Step 4: Simplify right side
    306,434,644.40x = 113,059,890,221,649,968
  5. Step 5: Solve for x
    x = 113,059,890,221,649,968/306,434,644.40
  6. Step 6: Final answer
    x = 368,952,702.60

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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.