Home / 278,296,395.08-417,429,239.82-114,492,697.64

Finding the Fourth Proportional to 278,296,395.08, 417,429,239.82 and 114,492,697.64

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Solution

The fourth proportional to 278,296,395.08, 417,429,239.82 and 114,492,697.64 is: 171,732,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,296,395.08 : 417,429,239.82 = 114,492,697.64 : x
  2. Step 2: Convert to fraction form
    278,296,395.08/417,429,239.82 = 114,492,697.64/x
  3. Step 3: Cross multiply
    278,296,395.08x = 417,429,239.82 × 114,492,697.64
  4. Step 4: Simplify right side
    278,296,395.08x = 47,792,599,740,806,304
  5. Step 5: Solve for x
    x = 47,792,599,740,806,304/278,296,395.08
  6. Step 6: Final answer
    x = 171,732,730.23

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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.