Home / 285,043,509.60-427,565,264.40-244,228,840.80

Finding the Fourth Proportional to 285,043,509.60, 427,565,264.40 and 244,228,840.80

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Solution

The fourth proportional to 285,043,509.60, 427,565,264.40 and 244,228,840.80 is: 366,343,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,043,509.60 : 427,565,264.40 = 244,228,840.80 : x
  2. Step 2: Convert to fraction form
    285,043,509.60/427,565,264.40 = 244,228,840.80/x
  3. Step 3: Cross multiply
    285,043,509.60x = 427,565,264.40 × 244,228,840.80
  4. Step 4: Simplify right side
    285,043,509.60x = 104,423,768,890,757,504
  5. Step 5: Solve for x
    x = 104,423,768,890,757,504/285,043,509.60
  6. Step 6: Final answer
    x = 366,343,261.20

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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.