Home / 307,436,390.90-460,784,080.02-141,210,515.51

Finding the Fourth Proportional to 307,436,390.90, 460,784,080.02 and 141,210,515.51

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Solution

The fourth proportional to 307,436,390.90, 460,784,080.02 and 141,210,515.51 is: 211,645,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,436,390.90 : 460,784,080.02 = 141,210,515.51 : x
  2. Step 2: Convert to fraction form
    307,436,390.90/460,784,080.02 = 141,210,515.51/x
  3. Step 3: Cross multiply
    307,436,390.90x = 460,784,080.02 × 141,210,515.51
  4. Step 4: Simplify right side
    307,436,390.90x = 65,067,557,478,425,288
  5. Step 5: Solve for x
    x = 65,067,557,478,425,288/307,436,390.90
  6. Step 6: Final answer
    x = 211,645,593.70

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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.