Home / 1,584,077,672.70-2,376,116,509.05-419,725,871.10

Finding the Fourth Proportional to 1,584,077,672.70, 2,376,116,509.05 and 419,725,871.10

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Solution

The fourth proportional to 1,584,077,672.70, 2,376,116,509.05 and 419,725,871.10 is: 629,588,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,077,672.70 : 2,376,116,509.05 = 419,725,871.10 : x
  2. Step 2: Convert to fraction form
    1,584,077,672.70/2,376,116,509.05 = 419,725,871.10/x
  3. Step 3: Cross multiply
    1,584,077,672.70x = 2,376,116,509.05 × 419,725,871.10
  4. Step 4: Simplify right side
    1,584,077,672.70x = 997,317,571,596,102,400
  5. Step 5: Solve for x
    x = 997,317,571,596,102,400/1,584,077,672.70
  6. Step 6: Final answer
    x = 629,588,806.65

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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.