Home / 355,707,260.64-533,743,291.22-171,631,721.93

Finding the Fourth Proportional to 355,707,260.64, 533,743,291.22 and 171,631,721.93

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Solution

The fourth proportional to 355,707,260.64, 533,743,291.22 and 171,631,721.93 is: 257,535,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,707,260.64 : 533,743,291.22 = 171,631,721.93 : x
  2. Step 2: Convert to fraction form
    355,707,260.64/533,743,291.22 = 171,631,721.93/x
  3. Step 3: Cross multiply
    355,707,260.64x = 533,743,291.22 × 171,631,721.93
  4. Step 4: Simplify right side
    355,707,260.64x = 91,607,280,137,147,184
  5. Step 5: Solve for x
    x = 91,607,280,137,147,184/355,707,260.64
  6. Step 6: Final answer
    x = 257,535,592.53

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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.