Home / 462,629,529.32-693,966,716.21-151,709,640.12

Finding the Fourth Proportional to 462,629,529.32, 693,966,716.21 and 151,709,640.12

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Solution

The fourth proportional to 462,629,529.32, 693,966,716.21 and 151,709,640.12 is: 227,571,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,629,529.32 : 693,966,716.21 = 151,709,640.12 : x
  2. Step 2: Convert to fraction form
    462,629,529.32/693,966,716.21 = 151,709,640.12/x
  3. Step 3: Cross multiply
    462,629,529.32x = 693,966,716.21 × 151,709,640.12
  4. Step 4: Simplify right side
    462,629,529.32x = 105,281,440,773,927,936
  5. Step 5: Solve for x
    x = 105,281,440,773,927,936/462,629,529.32
  6. Step 6: Final answer
    x = 227,571,813.08

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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.