Home / 208,829,127.20-313,243,690.80-177,924,192.80

Finding the Fourth Proportional to 208,829,127.20, 313,243,690.80 and 177,924,192.80

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Solution

The fourth proportional to 208,829,127.20, 313,243,690.80 and 177,924,192.80 is: 266,886,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,829,127.20 : 313,243,690.80 = 177,924,192.80 : x
  2. Step 2: Convert to fraction form
    208,829,127.20/313,243,690.80 = 177,924,192.80/x
  3. Step 3: Cross multiply
    208,829,127.20x = 313,243,690.80 × 177,924,192.80
  4. Step 4: Simplify right side
    208,829,127.20x = 55,733,630,835,282,792
  5. Step 5: Solve for x
    x = 55,733,630,835,282,792/208,829,127.20
  6. Step 6: Final answer
    x = 266,886,289.20

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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.