Home / 71,230,260.99-98,296,795.59-39,868,300.65

Finding the Fourth Proportional to 71,230,260.99, 98,296,795.59 and 39,868,300.65

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Solution

The fourth proportional to 71,230,260.99, 98,296,795.59 and 39,868,300.65 is: 55,017,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,230,260.99 : 98,296,795.59 = 39,868,300.65 : x
  2. Step 2: Convert to fraction form
    71,230,260.99/98,296,795.59 = 39,868,300.65/x
  3. Step 3: Cross multiply
    71,230,260.99x = 98,296,795.59 × 39,868,300.65
  4. Step 4: Simplify right side
    71,230,260.99x = 3,918,926,199,513,714
  5. Step 5: Solve for x
    x = 3,918,926,199,513,714/71,230,260.99
  6. Step 6: Final answer
    x = 55,017,715.01

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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.