Home / 430,501,269,819.88-645,749,555,761.02-175,529,652,970.60

Finding the Fourth Proportional to 430,501,269,819.88, 645,749,555,761.02 and 175,529,652,970.60

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Solution

The fourth proportional to 430,501,269,819.88, 645,749,555,761.02 and 175,529,652,970.60 is: 263,293,521,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,501,269,819.88 : 645,749,555,761.02 = 175,529,652,970.60 : x
  2. Step 2: Convert to fraction form
    430,501,269,819.88/645,749,555,761.02 = 175,529,652,970.60/x
  3. Step 3: Cross multiply
    430,501,269,819.88x = 645,749,555,761.02 × 175,529,652,970.60
  4. Step 4: Simplify right side
    430,501,269,819.88x = 113,348,195,428,650,960,551,936
  5. Step 5: Solve for x
    x = 113,348,195,428,650,960,551,936/430,501,269,819.88
  6. Step 6: Final answer
    x = 263,293,521,703.38

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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.