Home / 476,424,003.60-714,636,005.40-203,822,326.80

Finding the Fourth Proportional to 476,424,003.60, 714,636,005.40 and 203,822,326.80

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Solution

The fourth proportional to 476,424,003.60, 714,636,005.40 and 203,822,326.80 is: 305,733,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,424,003.60 : 714,636,005.40 = 203,822,326.80 : x
  2. Step 2: Convert to fraction form
    476,424,003.60/714,636,005.40 = 203,822,326.80/x
  3. Step 3: Cross multiply
    476,424,003.60x = 714,636,005.40 × 203,822,326.80
  4. Step 4: Simplify right side
    476,424,003.60x = 145,658,773,435,685,376
  5. Step 5: Solve for x
    x = 145,658,773,435,685,376/476,424,003.60
  6. Step 6: Final answer
    x = 305,733,490.20

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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.