Home / 514,475,981.99-771,323,462.23-265,212,635.12

Finding the Fourth Proportional to 514,475,981.99, 771,323,462.23 and 265,212,635.12

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Solution

The fourth proportional to 514,475,981.99, 771,323,462.23 and 265,212,635.12 is: 397,617,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,475,981.99 : 771,323,462.23 = 265,212,635.12 : x
  2. Step 2: Convert to fraction form
    514,475,981.99/771,323,462.23 = 265,212,635.12/x
  3. Step 3: Cross multiply
    514,475,981.99x = 771,323,462.23 × 265,212,635.12
  4. Step 4: Simplify right side
    514,475,981.99x = 204,564,727,947,900,096
  5. Step 5: Solve for x
    x = 204,564,727,947,900,096/514,475,981.99
  6. Step 6: Final answer
    x = 397,617,644.18

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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.