Home / 130,108,622.87-179,548,224.45-74,353,404.80

Finding the Fourth Proportional to 130,108,622.87, 179,548,224.45 and 74,353,404.80

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Solution

The fourth proportional to 130,108,622.87, 179,548,224.45 and 74,353,404.80 is: 102,606,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,108,622.87 : 179,548,224.45 = 74,353,404.80 : x
  2. Step 2: Convert to fraction form
    130,108,622.87/179,548,224.45 = 74,353,404.80/x
  3. Step 3: Cross multiply
    130,108,622.87x = 179,548,224.45 × 74,353,404.80
  4. Step 4: Simplify right side
    130,108,622.87x = 13,350,021,813,652,106
  5. Step 5: Solve for x
    x = 13,350,021,813,652,106/130,108,622.87
  6. Step 6: Final answer
    x = 102,606,741.35

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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.