Home / 98,416,351.20-147,624,526.80-57,433,720.80

Finding the Fourth Proportional to 98,416,351.20, 147,624,526.80 and 57,433,720.80

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Solution

The fourth proportional to 98,416,351.20, 147,624,526.80 and 57,433,720.80 is: 86,150,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,351.20 : 147,624,526.80 = 57,433,720.80 : x
  2. Step 2: Convert to fraction form
    98,416,351.20/147,624,526.80 = 57,433,720.80/x
  3. Step 3: Cross multiply
    98,416,351.20x = 147,624,526.80 × 57,433,720.80
  4. Step 4: Simplify right side
    98,416,351.20x = 8,478,625,855,463,318
  5. Step 5: Solve for x
    x = 8,478,625,855,463,318/98,416,351.20
  6. Step 6: Final answer
    x = 86,150,581.20

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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.