Home / 442,553,485.60-663,830,228.40-238,480,141.60

Finding the Fourth Proportional to 442,553,485.60, 663,830,228.40 and 238,480,141.60

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Solution

The fourth proportional to 442,553,485.60, 663,830,228.40 and 238,480,141.60 is: 357,720,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,553,485.60 : 663,830,228.40 = 238,480,141.60 : x
  2. Step 2: Convert to fraction form
    442,553,485.60/663,830,228.40 = 238,480,141.60/x
  3. Step 3: Cross multiply
    442,553,485.60x = 663,830,228.40 × 238,480,141.60
  4. Step 4: Simplify right side
    442,553,485.60x = 158,310,326,867,192,320
  5. Step 5: Solve for x
    x = 158,310,326,867,192,320/442,553,485.60
  6. Step 6: Final answer
    x = 357,720,212.40

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