Home / 476,386,042.60-714,579,063.90-203,784,365.80

Finding the Fourth Proportional to 476,386,042.60, 714,579,063.90 and 203,784,365.80

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Solution

The fourth proportional to 476,386,042.60, 714,579,063.90 and 203,784,365.80 is: 305,676,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,386,042.60 : 714,579,063.90 = 203,784,365.80 : x
  2. Step 2: Convert to fraction form
    476,386,042.60/714,579,063.90 = 203,784,365.80/x
  3. Step 3: Cross multiply
    476,386,042.60x = 714,579,063.90 × 203,784,365.80
  4. Step 4: Simplify right side
    476,386,042.60x = 145,620,041,350,819,168
  5. Step 5: Solve for x
    x = 145,620,041,350,819,168/476,386,042.60
  6. Step 6: Final answer
    x = 305,676,548.70

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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.