Home / 86,765,453.76-119,627,381.70-63,520,224.60

Finding the Fourth Proportional to 86,765,453.76, 119,627,381.70 and 63,520,224.60

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Solution

The fourth proportional to 86,765,453.76, 119,627,381.70 and 63,520,224.60 is: 87,578,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,765,453.76 : 119,627,381.70 = 63,520,224.60 : x
  2. Step 2: Convert to fraction form
    86,765,453.76/119,627,381.70 = 63,520,224.60/x
  3. Step 3: Cross multiply
    86,765,453.76x = 119,627,381.70 × 63,520,224.60
  4. Step 4: Simplify right side
    86,765,453.76x = 7,598,758,153,893,930
  5. Step 5: Solve for x
    x = 7,598,758,153,893,930/86,765,453.76
  6. Step 6: Final answer
    x = 87,578,152.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.