Home / 355,136,881.60-532,201,437.60-262,296,107.20

Finding the Fourth Proportional to 355,136,881.60, 532,201,437.60 and 262,296,107.20

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Solution

The fourth proportional to 355,136,881.60, 532,201,437.60 and 262,296,107.20 is: 393,072,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,136,881.60 : 532,201,437.60 = 262,296,107.20 : x
  2. Step 2: Convert to fraction form
    355,136,881.60/532,201,437.60 = 262,296,107.20/x
  3. Step 3: Cross multiply
    355,136,881.60x = 532,201,437.60 × 262,296,107.20
  4. Step 4: Simplify right side
    355,136,881.60x = 139,594,365,328,723,712
  5. Step 5: Solve for x
    x = 139,594,365,328,723,712/355,136,881.60
  6. Step 6: Final answer
    x = 393,072,002.83

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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.